- ABoth statements together are needed (neither alone is sufficient)
- BStatement I alone is sufficient but Statement II alone is not
- CEither statement alone is sufficient
- DStatement II alone is sufficient but Statement I alone is not
Step-by-Step Solution
Statement II gives R > P > Q, so R is tallest. Statement I says nothing about R, so it alone is not sufficient.
Answer: D) Statement II alone is sufficient but Statement I alone is not