If there is a passenger not feeling well in the station, what should station officers do?

A、Astationofficershouldcomeupandcheckthepassengerout.;
B、Astationofficershouldasktheillpassengerthatifheneedssomemedicineorsomerest.;
C、Astationofficershouldcalltheambulanceifnecessary.;
D、Astationofficershoulddosomethingtomaketheillpassengerfeelcomfortablewithsomebodyelse.