Statements: Some doctors are treatments
All treatments are Indians.
c. Some Indians are stars.
Conclusions: I Some treatments are Indians.
II Some doctors are Indians.
III Some doctors are stars,
IV. Some doctors are not stars.

Options

A. I, II and III follow
B. I, II and IV follow
C. I, II and IV follow
D. None of these

Answer

D

Explanation

Conclusion I follows as an immediate implication of (b). (a) + (b) gives conclusion II [ `:. I+A=I]` III and IV do not follow from the rules of yllogism but they make a complementary pair (I-O pair), so either of them follows.