Read the following statements and determine which inference(s) logically…
TCS · 2026
Read the following statements and determine which inference(s) logically follow.
Assume that every named class is non-empty, as in the traditional aptitude-test syllogism convention.
Statements
All scientists are researchers.
Some researchers are smart.
Inferences
Inference I: All scientists are smart.
Inference II: Some scientists are smart.
Inference III: Some smart people are researchers.
Inference IV: Some researchers are scientists.
- A.
Only III and IV follow.
- B.
Only inference III follows.
- C.
Both inferences IV and II follow.
- D.
All follow
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