AP MACRO: This is all of the information I am given, the question is not incomplete.

Assume that national savings in the United States increases. a. Using a correctly labeled loanable funds graph and production possibilities curve, show and explain the impact of the increase in savings on each of the following. i. interest rates ii. Long-term economic growth for an economy producing capital and consumer goods b. If the interest rates in the rest of the world remain unchanged, explain the impact of the change you identified in part (a) the international value of the dollar. c. Based on your answer for part (b), explain what happens to imports and exports in the United States