Question

I. 'P $ Q' means 'P is
the mother of Q'.
II. 'P # Q' means 'P is
the father of Q'.
III. 'P @ Q' means 'P
is the husband of Q'.
VI. 'P % Q' means 'P
is the daughter of Q'.
If A @ B $ C # D, how
is A related to D?​

Answer 1

Answer:

mother in law's father