Scenario 28

Scenario 28.1 A worker in Firm A earns an income of $5, 000 per month.He has been offered a job in Firm B where he will be paid a salary of $7, 000 per month.
Refer to Scenario 28.1.If the worker joins Firm B, his opportunity cost is:

A) $7, 000.
B) $5, 000.
C) $2, 000.
D) more than $5, 000 but less than $7, 000.
E) less than $2, 000.