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If P is the brother of Q, R is the sister of P, and S is the brother of R, then S is P's:
ABrother
BCousin
CUncle
DFather
Answer & Solution
Correct answer: A. Brother
1. P, R, S all linked: R is P's sister, S is R's brother.
2. Therefore S is also P's brother.
3. Answer: Brother.
_Source: jkchrome Blood Relations, p.4 — sibling chain_
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