A Virtual meetings save resources
B Physical offices provide collaboration
C Time and money matter
D Technology enables virtual meetings
Explanation: If physical offices provide collaboration benefits that virtual meetings don\'t, replacement may not occur.
A Statement 1 is true
B Statement 7 is true
C Cannot determine which 6
D All statements are true
Explanation: Without knowing which 6 are true, we cannot determine their positions in the chain.
A All antibiotics save lives
B Some antibiotics may save lives
C No antibiotics save lives
D All life-saving comes from antibiotics
Explanation: All antibiotics fight infections, which prevents complications, which saves lives.
A Climate change threatens food security
B Food security is essential
C We must address climate change
D Stability matters
Explanation: The call to address climate change is the conclusion.
A P is true
B Q is true
C Contradiction
D All are false
Explanation: The cycle means if any one is true, all are true. Having exactly 2 true is impossible.
A Sibling
B In-law
C Step-sibling
D No relation
Explanation: A is married to B, B\'s parent is C, D is C\'s spouse, E is D\'s child. A and E are step-siblings through marriage.
A Machines are precise
B Humans program machines
C Programming can have errors
D Both B and C
Explanation: If humans program machines and programming can have errors, AI may not eliminate all human error.
A Consistent
B Contradiction
C One is true
D Two are true
Explanation: If all are equivalent and all are false, this is consistent.
A All space programs must show results
B Some space programs may need to show results
C No space programs need to show results
D All results come from space programs
Explanation: All space programs require funding from taxpayers who expect results, so all must show results.
A Blockchain provides traceability
B Traceability transforms supply chains
C Supply chains need transformation
D All of the above
Explanation: For the argument to hold, all these assumptions must be true.
A Q is true
B R is true
C Both Q and R are true
D Cannot determine
Explanation: P→Q and P true means Q true. Q→R and Q true means R true.
A A-C-D-B
B A-D-C-B
C A-C-B-D
D A-B-C-D
Explanation: A oldest, B youngest, C older than D gives A-C-D-B.
A Slippery slope
B Ad hominem
C Straw man
D Circular reasoning
Explanation: Assuming universal healthcare leads to quality plummeting is a slippery slope.
A Statement 1 is true
B Statement 2 is true
C Statement 3 is true
D Cannot determine
Explanation: Without knowing which 3 are true, we cannot determine their specific truth values.
A All neural networks recognize patterns
B Some neural networks may recognize patterns
C No neural networks recognize patterns
D All pattern recognition uses neural networks
Explanation: All neural networks have layers, which process information, which enables pattern recognition.
A Renewable energy creates jobs
B Jobs reduce unemployment
C Governments should support renewables
D Unemployment is bad
Explanation: The recommendation to support renewables is the conclusion.
A A is true
B B is true
C Contradiction
D D is false
Explanation: The cycle means if any one is true, all are true. Having exactly 2 true is impossible.
Explanation: The junior employee (E) is lowest in the hierarchy.
A Gene therapy fixes genetics
B Not all diseases are genetic
C Curing genetic problems helps
D Gene therapy is advanced
Explanation: If not all diseases are genetic, gene therapy alone can\'t cure all diseases.
A All are false
B Q is true
C R is true
D Cannot determine
Explanation: If P is false and they form a cycle, all must be false by modus tollens.