Blood Relations | Family Tree Problems

A is B's sister. C is B's mother. D is C's father. E is D's mother. Then, how is A related to D?
If V is the brother of U, U is the sister of W and X is the husband of W, then X is V's
S is a female member of a family and has three children. M is the son of S. M is the maternal uncle of two girls who are not sisters, but whose mothers are siblings. Based on the information provided, which of the following statements is most likely to be true?
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