CSATLogical ReasoningScenario Based Reasoning2017

No supporters of 'party X', who knew Z and supported his campaign strategy, agreed for the alliance with 'party Y'; but some of them had friends in 'party Y'. With reference to the above information, which one among the following statements must be true?

A

Some supporters of 'party Y' did not agree for the alliance with the 'party X'.

B

There is at least one supporter of 'party Y' who knew some supporters of 'party X' as a friend.

C

No supporters of 'party X' supported Z's campaign strategy.

D

No supporters of 'party X' knew Z.

Correct Answer: Option B

Explanation

To solve this elegantly, we can use the 'Common Neighbor' concept [51]. 1. **Identify the Bridge:** The person 'Z' acts as the common link. The condition to enter this link is 'knowing the campaign st

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