- AEither statement alone is sufficient
- BStatement I alone is sufficient but Statement II alone is not
- CStatement II alone is sufficient but Statement I alone is not
- DBoth statements together are needed (neither alone is sufficient)
Step-by-Step Solution
Statement I alone gives no link to S, and Statement II alone gives no P. Together, P is Q's brother and Q is S's mother, so P is S's maternal uncle.
Answer: D) Both statements together are needed (neither alone is sufficient)