Which two approaches to political explanation assume that people are basically rational?

The current (2011) National Assembly in Kenya is a bicameral legislature

Indicate whether this statement is true or false.

Conservatives dominate talk radio primarily because

A) they have the funding to do so. B) they feel they have a greater need for alternatives to the mainstream media. C) they receive official support from the Republican National Committee. D) they simply like radio more than television. E) they are granted more licenses from the Federal Communications Commission.