When Americans are more than 10 minutes late to an appointment, they usually ______.

A．She will take the nonstop train at 2:15.
B．She will get a bite to eat.
C．She will take the faster train at 2:00.
D．She is not sure which train to take.

A．They were frightened.
B．They comforted each other.
C．They kept calm and quiet.
D．They were uneasy.