A Simple Ac Circuit Is Composed of a Capacitor Connected $\sqrt { 2 }$

A simple ac circuit is composed of a capacitor connected across the terminals of an ac power source. If the frequency of the source is doubled, what happens to the reactance of the capacitor?

A) It increases by a factor of 4.
B) It increases by a factor of 2.
C) It increases by a factor of $\sqrt { 2 }$
D) It decreases by a factor of 2.
E) It decreases by a factor of 4.