Within the Instructed Delegate Model, Elected Representatives Act

Within the instructed delegate model, elected representatives act

A) according to their conscience at all times.
B) mostly according to their conscience, and occasionally in line with constituents.
C) equally according to conscience and in line with constituents.
D) in line with constituents, unless constituents' views contradict representatives' personal views.
E) in line with constituents, even if those views contradict representatives' personal views.