Which of the Following Statements Characterizes the Events Surrounding the Suez

Which of the following statements characterizes the events surrounding the Suez crisis?

A) Egyptian president Gamal Abdel Nasser nationalized the Suez Canal and later built the Aswan Dam with Soviet assistance.
B) The United States supported the attack on Egypt carried out by Israel,Great Britain,and France after the Egyptian government nationalized the Suez Canal.
C) Soviet influence in the Third World declined because it became apparent that the Soviet Union could not defend its allies.
D) With the West's attention focused on the Suez Canal,the Soviet Union took advantage of the situation to seize control of Afghanistan.