Data Sufficiency — Relationships: How is J related to P? Statement I: M is brother of P and T is sister of P. Statement II: P's mother is married to J's husband, who has one son and two daughters. Decide which statements are sufficient to answer the question. Choose the correct sufficiency option.

Difficulty: Medium

Correct Answer: Statement II alone is sufficient, but Statement I alone is not sufficient.

Explanation:

Statement IGives P's siblings but says nothing about J ⇒ insufficient.

Statement II"P's mother is married to J's husband" ⇒ J's husband and P's father are the same person. Under standard monogamy assumption in family puzzles, this implies J is P's mother.Extra clause "who has one son and two daughters" is consistent with P's sibling set but not required for identifying J's relation.

Final AnswerStatement II alone is sufficient, but Statement I alone is not sufficient.

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