- AEither statement alone is sufficient
- BBoth statements together are needed (neither alone is sufficient)
- CStatement II alone is sufficient but Statement I alone is not
- DStatement I alone is sufficient but Statement II alone is not
Step-by-Step Solution
I gives the age gap but not Sita's age; II gives Sita's age but not the gap. Together, Ravi is 18 + 4 = 22 years old, so both are needed.
Answer: B) Both statements together are needed (neither alone is sufficient)