1.  ZA5, Y4B, XC6, W3D, _____

A. E7V
B. V2E
C. VE5
D. VE7

Answer: Option D

Explanation:

There are three series to look for here. The first letters are alphabetical in reverse: Z, Y, X, W, V. The second letters are in alphabetical order, beginning with A. The number series is as follows: 5, 4, 6, 3, 7.