Presidential Leadership of Congress "At the Margins" Refers to a Notion

Presidential leadership of Congress "at the margins" refers to a notion of presidential leadership in which presidents

A) dominate the policymaking process by forcing Congress to adopt the president's policy agenda.
B) refuse to engage in policymaking,leaving the task entirely to Congress.
C) attempt to build coalitions and create a political climate favorable to the president's policy agenda.
D) aggressively use the threat of the veto to get what they want.
E) recruit lobbyists and interest groups to pursue the president's agenda in Congress.