- ABoth statements together are needed (neither alone is sufficient)
- BStatement II alone is sufficient but Statement I alone is not
- CEither statement alone is sufficient
- DStatement I alone is sufficient but Statement II alone is not
Step-by-Step Solution
I: Q is the wife of P's father R, hence P's mother. II: Q's only child is son P, so Q is P's mother. Either alone suffices.
Answer: C) Either statement alone is sufficient