What is here cis p trans r can u explain the question?

In cis 'Q' conformation will be preferred. In trans 'R' confirmation will be preferred.

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solution

hope this will help you 🙏

1. here cis means 1,4 position is a,e while Trans means 1,4 position is a,a or e,e 2. here P,Q,R,S is the numbering of four compounds.