A swing producer of oil is a country that has the deciding vote in a commodity agreement organization like OPEC. This country can swing back and forth between multiple options. Which of the following is a swing producer of oil?

A) A country that has a deciding vote in a commodity agreement organization like OPEC
B) A country that produces a large amount of oil
C) A country that exports oil to other countries
D) A country that has a stable economy and political system