Number Series - Verbal and Reasoning

Directions to SolveLook carefully for the pattern, and then choose which pair of numbers comes next.
Q1:

Look at this series: XXIV, XX, __, XII, VIII, ... What number should fill the blank?

A XXII

B XIII

C XVI

D IV

ANS:C - XVI

This is a simple subtraction series; each number is 4 less than the previous number.