Which of the following are used by the Democratic Party but not the Republican Party?

The impressionable years hypothesis states that

A. young people's political attitudes are strongly influenced by what happens in their mid-teens and twenties. B. important electoral years in American history strongly influence voting patterns afterwards. C. children tend to vote as their parents did. D. people's politics change after events that leave an impression on their memories. E. people all become politically active at the same time.

In order to win the presidency today, a candidate must win __________ electoral votes.

A. 538 B. 438 C. 300 D. 270 E. 100