text: Routes are outlined before departure time to select the shortest and most efficient route?
classes:  No, choosing the right route before your flight time will help you save more time and achieve more efficiency.  Besides, choosing the right route before your flight time will help you save more time and achieve more efficiency.  Yes, choosing the right route before your flight time will help you save more time and achieve more efficiency.  Meanwhile, choosing the right route before your flight time will help you save more time and achieve more efficiency.