Dexter Decides to Buy a New Smartphone and Offset the Cost

Multiple Choice

Dexter decides to buy a new smartphone and offset the cost by selling his old phone to one of his friends.His friend has no money and wants to barter for the old phone.Dexter's preference for the items offered is in this order: laser printer,television,headphones,and bicycle.If Dexter accepts the laser printer as payment,what is his opportunity cost of this exchange?

A) the total value of the television,headphones,and bicycle
B) the difference between the value of the old phone and that of the new smartphone
C) There is no opportunity cost in a consensual trade.
D) the value of the laser printer
E) the value of the television