How Did the New Deal Exacerbate the Institutional Problems of Presidential

How did the New Deal exacerbate the institutional problems of presidential power?

A) It contributed to diminished expectations on the part of the public, which increased opportunities for presidents to increase their power.
B) It diminished the importance of domestic issues, which was the main issue area in which the president had influence.
C) It increased the issues that presidents must deal with but did not expand their formal powers.
D) It unbalanced executive-legislative relations by increasing the powers of Congress while eliminating many formal presidential powers.