2022 Reasoning - Blood Relations

P, Q, R, S, T and U are six members of a family. R is the spouse of Q. U is the mother of T and Sis the daughter of U. P's daughter is T and R's son is P. There are two couples in the family. Which one of the following is correct?

• Q is the grandfather of T
• Q is the grandmother of T
• R is the mother of P
• T is the granddaughter of Q