Pointing to a man in a photograph,Asha said,"His mother's only daughter is my mother." How is Asha related to that man?

Pointing to the lady in the photograph,Mrinalini said,"Her son's father is the only son-in-law of my mother". How is Mrinalini related to the lady?

$I. A, B, C, D, E$ and $F$ are six members of a family.
$II.$ One couple has parents and their children in the family.
$III. A$ is the son of $C$ and $E$ is the daughter of $A$.
$IV. D$ is the daughter of $F$ who is the mother of $E$.
What relationship do $D$ and $E$ bear to each other?

Showing the man receiving the prize,Saroj said,"He is the brother of my uncle's daughter." Who is the man to Saroj?

$P$ is the father of $J$. $S$ is the mother of $N$,who is the brother of $J$. $B$ is the son of $S$. $C$ is the sister of $B$. How is $J$ related to $C$?

Pointing to the lady on the platform,Manju said,"She is the sister of the father of my mother's son." Who is the lady to Manju?