Answer:
Option C.
Explanation:
OPEC increased the price of its oil by about 400 percent, is the right answer.
The October War also recognized as 1973 Arab–Israeli War was combat took place in the month of October (6th to 25th) 1973,between the alliance of Arab states led by Syria and Egypt against Israel. The initial aim of Egypt was to employ its army to capture a limited amount of Sinai which was under the control of Israel, on the east shore of the Suez Canal. This was intended that the oil crisis will led the U.S. and Soviet Union to interfere and as a result in the return of Sinai to Egypt. However, it resulted in an increase of 400 per cent in the prices of oil.