Over Time,political Parties in Congress Have __________________.​

Over time,political parties in Congress have __________________.​

A) ​become more inclusive of varying ideological perspectives
B) ​tended to become more and more similar, giving voters fewer legitimate choices
C) ​shown a remarkable consistency in ideology, with their ideological makeup essentially the same as it was 50 or even 100 years ago
D) ​become more ideologically cohesive
E) ​largely abandoned traditional ideological viewpoints