In each of the following questions some statements/questions are given followed by three/four (I, II, III, IV) conclusions/arguments respectively to be have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conslusions/arguments, if any, follow from the given statements/questions.
Statements :
Some hills are rivers.
Some rivers are deserts.
All deserts are roads.
Conclusions :
I. Some roads are rivers.
II. Some roads are hills.
III. Some deserts are hills.

Options

A. a) Only conclusions I follows
B. b) Only conclusions I and II follow
C. c) Only conclusions I and II follow
D. d) Only conclusions II and III follow

Answer

A

Explanation

First and second Premises are Particular Affirmative (I-type).
Third Premise is Universal Affirmative (A-type).

`I + A rArr`  I-type of Conclusion
  "Some rivers are roads."
Conclusion I is Converse of it.