medium · GMAT Verbal
An airline's operations manual requires that any flight scheduled to depart between 6 and 9 a.m. from Terminal C complete boarding no later than twenty minutes before departure, unless the flight is an international connection, in which case boarding may continue until ten minutes before departure; every Terminal C flight in this window fully complies with the rule. On Thursday, Flight 214 departed from Terminal C at 7:40 a.m., and boarding for Flight 214 was still underway at 7:25 a.m.
If the statements above are true, which of the following must also be true?
- Flight 214 departed later than its originally scheduled departure time.
- Flight 214 was designated as an international connection under the manual's rule.
- Most flights departing from Terminal C between 6 and 9 a.m. on Thursday were international connections.
- Flight 214's boarding process took longer than the boarding processes for domestic flights departing from Terminal C that day.
- The airline's operations manual applies the same boarding cutoff rule to flights departing from terminals other than Terminal C.
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