Five girls are sitting in a row. A is on the right of B, E is on the left of B, but to the right of C. If A is on the left of D, who is sitting in the middle?

According to question,
We can draw a figure , in which A is on the right of B, E is on the left of B, but to the right of C. If A is on the left of D .
From given figure it is clear that , B is in the middle.
Sitting arrangement :-