Which statement about how Congress is collectively representing the people is most accurate?
a.) The approval rating of Congress is much lower than that of the president or Supreme Court.
b.) Congressional approval averages over 50% in the 20th and 21st centuries.
c.) Americans tend to approve of Congress as a whole more than they do of their own representative.
d.) Most Americans in the 21st century feel like Congress is doing a good job representing them.