Which Statement Best Characterizes Members of Parliament in Canada

Which statement best characterizes Members of Parliament in Canada?

A) They tend to be from the lower and middle classes,since those in the upper class can make more money in the private sector.
B) They are more likely to be female than male,since men are becoming disillusioned with the political system.
C) They tend to be men from the middle and upper classes.
D) They are quite representative of the Canadian population at large.