Why Might Linking Domestic Policy to National Security Fail to Work

Why might linking domestic policy to national security fail to work for all presidential administrations?

A) Presidents have never been successful using war as a tool to build coalitions with Congress.
B) As wars become more protracted and presidential power increases, public support for both the war and the president increases.
C) Wars often reduce inflationary pressures on the economy and slow economic growth.
D) The costs of war often impose budgetary restrictions on domestic policy initiatives.