The prices went up super high. It effected the economy greatly. Hope this helped! :)
If your choices are the following:
<span> A) The United States were members of the League and were immediately involved.
B) The United States would only provide economic aid to their allies on a lend-lease policy.
C) The United States had reverted to a policy of isolationism, and therefore remained neutral.
D) The United States supported both sides with weapons under a cash and carry policy.
Then the answer is </span>C) The United States had reverted to a policy of isolationism, and therefore remained neutral