Answer:
Question 1:
A) foreigners are holding an excess supply of dollars.
Since we are importing more goods (in dollar value) than what we export, foreign countries will have more dollars since we pay them in dollars.
Question 2:
C) buy more U.S. Treasury bonds.
This happens a lot with China, since we import more than we export (trade deficit), China has a large stock of dollars that enables them to buy US government securities.
Step-by-step explanation: