Ans should be 3) C.
As the given clues we can conclude ...
O, P, Q and R of different sizes and shapes and each can be carried only on motorcycles M1, M2, M3, or M4, respectively.
so M1 with O basket , M2 with P, M3 with Q, M4 with R
1) M3 contain Q basket with A and G (G is with Q,Q is with A ) AS per given information ..
2) M2 contain P basket with E and D(E travels on M2 motorcycles, P is with D.)
3) M1 contain O basket with F and B (F travels on M1,B cannot go with R.so it go with O)
4) M4 contain R basket with C and H (remaining pepole)