$P$ , $Q$ , $R$ , $S$ , $T$ and $U$ are six members of a family. $R$ is the spouse of $Q$ . $U$ is the mother of $T$ and $S$ is 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 $Q$

Kepler. Discussing PYQs. Q.no. 36

PPP , QQQ , RRR , SSS , TTT and UUU are six members of a family. RRR is the spouse of QQQ . UUU is the mother of TTT and SSS is the daughter of UUU . PPP 's daughter is TTT and RRR 's son is PPP . There are two couples in the family. Which one of the following is correct?