What did the marshall court rulings that supported the “sanctity of contracts” and federal law over state law boost?

Federalism, or nationalism. Many, but not all, of the Marshall Court's decisions upheld the supremacy of federal and constitutional law over state law.

The answer is option b and c.

“destroyers for bases agreement in the destroyers for bases agreement between the united states and the united kingdom on september 2, 1940, fifty caldwell , wickes, and clemson class us navy destroyers were transferred to the toyalbnavy from the united states navy in exchange for land rights on british possessions.” i hope this you .