The United States withdraw its support for the Aswan Dam because  Egypt had refused to join an American-led alliance in the Middle East.. Option D is correct.
Secretary of State John Foster Dulles announced that the United States was withdrawing its offer of financial aid to Egypt to help with the construction of the Aswan Dam on the Nile River. Thar decition drove Egypt further toward an alliance with the Soviet Union and was contributed to the Suez Crisis later in 1956.
