The "Sophomore Surge" Refers To

The "sophomore surge" refers to:

A) the fact that many members of Congress lose their re-election campaigns after their second term in office
B) the tendency for college students to intern with their local members of Congress during the summer between their sophomore and junior years in college
C) the fact that most members of Congress leave office after only two years in office
D) the fact that many college sophomores choose to vote in midterm congressional elections but not in presidential elections
E) the tendency for candidates to win a higher percentage of the vote when seeking future terms in office