- AEither statement alone is sufficient
- BBoth statements together are needed (neither alone is sufficient)
- CStatement I alone is sufficient but Statement II alone is not
- DStatement II alone is sufficient but Statement I alone is not
Step-by-Step Solution
Neither statement alone links P and R. Together, P and R are both children of Q and P is male, so P is R's brother.
Answer: B) Both statements together are needed (neither alone is sufficient)