How many cancellations and delays have been made？（）

A．She likes young people, and wants to get some experience on teaching.
B．She wants to work in the office.
C．She likes working independently without too much direction.
D．The salary is very attractive.

A．It has been closed.
B．The production has increased for a long time.
C．The production has decreased for a long time.
D．It has been reopened.