According to the Text, Which of the Following Is Not

According to the text, which of the following is not a characteristic of public opinion?

A) Governments tend to respond to public opinion.
B) Citizens are typically unwilling to offer opinions on matters outside their experience, even when asked by pollsters.
C) The government sometimes does not do what people want.
D) Public opinion places boundaries on allowable types of public policy.
E) The public's attitude toward a given government policy can vary dramatically over time.