[originaltext]David Richardson used to be one of our customers, wasn’t he?(A)Y

David Richardson used to be one of our customers, wasn’t he?
(A)Yes, until he moved to another city.
(B)He often uses it at the workplace.
(C)Yes, at the Customs Office.

How about showing our appreciation by sending Jenny a thank-you card?
(A)Thank you. I appreciate it.
(B)That’s a wonderful gesture.
(C)The post office is not far.