Which of the Following Statements Is True of the Functions

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

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