Three statements are given, followed by four conclusions numbered I, II, III and IV. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements?
Statements :
1. All boats are fishes.
2. Some fishes are rivers.
3. Some rivers are sailors.
Conclusions :
I. Some sailors are fishes.
II. Some boats are sailors.
III. Some rivers are boats.
IV. Some fishes are boats.
1
Only conclusions I and II follow.
2
Only conclusions II and III follow.
3
Only conclusion IV follows.
4
Only conclusions I, II and IV follow.