From 1925 to 1940 the transition of American policy on arms sales to warring nations followed this sequence:
a) embargo to lend-lease to cash-and-carry
b) cash-and-carry to lend-lease to embargo
c) lend-lease to cash-and-carry to embargo
d) embargo to cash-and-carry to lend-lease
e) lend-lease to embargo to cash-and-carry
Answer: D