Use the Following Scenario to Answer the Next Four Questions

Use the following scenario to answer the next four questions:
RayRay and Andrew produce baseballs and golf balls. RayRay can produce six baseballs per hour or four golf balls per hour. Andrew can produce three baseballs per hour or one golf ball per hour.
-An example of a voluntary quota is:

A) Venezuela charging an additional 20% tax on imported oil from Iran.
B) a decision by the United Kingdom to limit Malaysian shoe imports to 250,000 per year.
C) South Korean electronics manufacturers agreeing to limit exports to New Zealand.
D) France charging an additional 10% tax on imports of Vietnamese clothing.
E) a decision by the United States to limit South Korean television imports to 100,000 per year.