In given question, three statements are given followed by four conclusions numbered I,II,III, and IV. You have to take the given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
Statements: Some fruits are flowers. No flower is a boat. All boats are rivers.
Conclusion: I. So fruits are rivers.
II Some rivers are boats.
III. Some rivers are fruits.
IV. Some flowers are fruits.
(a) Only I and II follow
(b) Only II and III follows
(c) Only II and IV follows
(d) All follows
(e) None of these