A domestic air carrier airplane lands at an intermediate airport at 1815Z. The latest time it may depart without a specific authorization from an aircraft dispatcher is（ ）.
A.1945Z.
B.1915Z.
C.1845Z.
正确答案是B
A domestic air carrier airplane lands at an intermediate airport at 1815Z. The latest time it may depart without a specific authorization from an aircraft dispatcher is（ ）.
A.1945Z.
B.1915Z.
C.1845Z.
正确答案是B