You take a train away from Bangkok at 1:50 a.m. on Wednesday. You ride the train for 16 hours and 40 minutes, at which point you arrive in Vladivostok at 9:30 p.m. on Wednesday, local time. How does Vladivostok’s time zone relate to Bangkok’s time zone?a.Vladivostok is three hours ahead of Bangkok.b.Vladivostok is nine hours behind Bangkok.c.Vladivostok is fifteen hours behind Bangkok.d.Vladivostok is twenty-one hours ahead of Bangkok.