Which of the Following Statements Is True of the Functions

Which of the following statements is true of the functions of political parties?

A) They act as the major institutions through which the executive and legislative branches cooperate with each other.
B) They help increase the voting choices for the electorate by widening the pool of candidates contesting in the general elections.
C) They allow the executive and legislative branches of the government to function independently of each other.
D) They keep the public from interfering in the affairs of the government.
E) They work together to fashion legislation that serves only their own interests.