听一段材料，回答下面几个小题。
Why did the woman call Mr.Johnson?
A.To introduce a job.
B.To set up a laboratory.
C.To go to a college.
How did the Job Center know Johnson was looking for a job?
A.Johnson phoned them.
B.Johnson emailed them.
C.Johnson telegrammed them.
What did Mr.Johnson decide?
A.To take the job.
B.To talk to his wife.
C.To go to the Job Center tomorrow.