molecules each of mass m of gas A and 2 N molecules each of mass 2m of gas B are contained in the same vessel which is maintined at a temperature T. The mean square of the velocity of the molecules of B type is denoted by v² and the mean square of the x-component of the velocity of a tye is denoted by ω². What is the ratio of ω²/v²=?

A) 2
B) 1
C) 1/3
D) 2/3