How Did His Experience with Health Care Reform Affect Obama's

How did his experience with health care reform affect Obama's governing strategy in the aftermath of the ACA's enactment?

A) He stopped trying to use public opinion to increase party discipline and instead focused on using improving relationships with Republicans.
B) He switched his focus from the partisan discipline within his own ranks to trying to deepen relationships with Republican leadership.
C) He worked to both increase discipline within his own party and in that of the opposition.
D) He spent more time maintaining party discipline as a method of advancing his policy agenda and less time forging relationships with Republicans.