Assume that you are a student paying tuition for the courses you take.You have the option of either working as a lab assistant in chemistry lab or as a receptionist in chemistry department. If you work as a lab assistant, you will get paid $500 a month and a tuition discount of 10%. Receptionist job will pay $300 per month and a tuition discount of 20%. The annual tuition is $10,000 and the duration of both jobs is a year. Both jobs require identical working hours and are similar in all other respects.

What is the opportunity cost per year(follow the definition of opportunity cost as given in your textbook and class lecture) of choosing the job of receptionist over the job of lab assistant?

	A.	$2,000
	B.	$ 500
	C.	$2,400
	D.	$7,000
	E.	$300