- 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
Statement I says M is the brother of N's mother, so M is N's maternal uncle — sufficient. Statement II only makes M a sibling of N's mother without fixing M's gender, so M could be an uncle or an aunt — not sufficient.
Answer: C) Statement I alone is sufficient but Statement II alone is not