(i). A, B, C, D and E are five friends.
(ii). B is elder to E, but not as tall as C.
(iii). C is younger to A, and is taller to D and E.
(iv). A is taller to D, but younger to E.
(v). D is elder to A but is shortest in the group. Which of the following pairs of students is elder to D ?

Answer: E. None of these

In terms of age, we have :
E < B, C < A, A < E, A < D
So, we have : C < A < E < B < A < D.
In terms of height, we have :
B < C, D < C, E < C, D < A

It cannot be determined for sure.