In the Analytical Framework Discussing George W

In the analytical framework discussing George W. Bush's inability to pass Social Security reform legislation, which one of these statements would fall under the political linkage category?

A) Opinion among the elderly about proposed changes becomes particularly negative.
B) Social Security benefits, in conjunction with Medicare, have reduced the frequency of poverty among older Americans.
C) President Bush presses Republicans in Congress to pass legislation.
D) Several prominent Republicans express disappointment that the president didn't concentrate on the more important issue of tax reform.
E) Congress does not legislate private accounts for Social Security.