Answer:
Option D
Explanation:
The required group of 5 members must be formed with at least two boys from A, B, C, D and at least 2 girls from P, Q ,R, S.
Choice 1, 2 and 3 can be ruled out as A and Q cannot be together
Choice 4 because P, S, R, A, D can be together without violating any of the given conditions.