HOW IS A RADIO-QUIPPED BUOY OPERATED

68. - DE THI THU DH THAN KHAO CO DAP AN
Tiếng Anh DE THI THU DH THAN KHAO CO DAP AN
68. How is a radio-quipped buoy operated?A. by operators outside the vehicle on a diving platform. B. by operators outside the vehicle in a laboratory on shore.C. By operators outside the vehicle on ship. D. by operators inside the vehicle in the part underwater.