A. Boeing 737, converging, 12 o’clock Boeing 757, opposite, 12 o’clcok C. Boeing 757, opposite, 10 o’clock D. Boeing 747, climbing and closing, 12 o’clock
A. To have priority landing B. To make a diversion C. To make an emergency descent D. To return for landing
A. To turn right heading 120 B. To say again his message C. To do some maneuvers D. To squawk ident
A461 B. R316 C. J30 D. A46
A. UAL has transmitter failure B. UAL has receiver failure C. UAL has transponder failure D. UAL has radar failure
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