During the Yom Kippur War, the United States and the Soviet

During the Yom Kippur War, the United States and the Soviet Union both

A) Pressured the oil-producing nations of the Middle East to impose an oil embargo.
B) Engaged in massive resupply operations of their respective allies.
C) Sent troops into Egypt, resulting in the first clash of U.S. and Soviet forces during the Cold War.
D) All of the above.