(i) Y and A are not friendly. |
(ii) Z and C are not friendly. |
(iii) A and B are not friendly. |
I. Y and C are never selected together. |
II. Z and B are never selected together. |
III. Z and D are never selected together. |
A) I only
B) I and II only
C) I and III only
D) I, II and III
Correct Answer: D
Solution :
Clearly, Y and C can be selected along with X and B or D. So, I is false. Z and B can be selected along with X or Y, and D. So, II is false. Z and D can be selected along with X or Y, and A or B. So, III is false.You need to login to perform this action.
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