I think its D?? idk help please!!

the lend lease act in 1941 provided over $50 million of aid for the allies from the U. S. (france, britain, etc.)

what was Adolf Hitler's response to this act?

a- he ordered attacks on American ships

b- he signed a treaty with the soviet union

c- he began construction for the first hydrogen bomb

d- he secretly negotiated with the U. S. senate to end all funding to the allies