- ABoth statements together are needed (neither 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
- DEither statement alone is sufficient
Step-by-Step Solution
From I, D's mother and F's mother are sisters, so D and F are cousins. Statement II about F's gender adds nothing about the relationship.
Answer: B) Statement I alone is sufficient but Statement II alone is not