Flight CA056,Departure FromLusaka,Zambia(GMT+2),on6th January at 0910;Arrival at Hongkong(GMT+8),on 7th January at 1450.What is the transporation time?()
A:5小时40分
B:7小时20分
C:23小时40分
D:17小时20分
出自:民航货运员