1 Answers
Option 4 : Only II and IV follows
The least possible Venn diagram for the given statements is as follows,
[ alt="Syllogism Neha 24 Aug 2018 10q Hindi reviewed images Q1" src="//storage.googleapis.com/tb-img/production/19/07/Syllogism_Neha_24%20Aug%202018_10q_Hindi%20reviewed_images_Q1.PNG" style="width: 292px; height: 56px;">
Conclusions:
I. Some Bat are Bulb → False (It is possible but not definite, no direct relationship between the two is given).
II. Some Cap is not Bulb. → True (Part of Cap that is Fan is definitely not Bulb).
III. No Bat is Fan → False (It is possible but not definite, no direct relationship between the two is given).
IV. Some fan is cap → True (It can be seen from the diagram).
Thus, Only II and IV follows.