Janet pulls her car into line for a student car wash.Janet says nothing and her car is washed by the students there.Janet then refuses to pay for the car wash stating there was no contract.If the matter goes to trial, who wins?

a. Janet wins; because the student car wash made no promise to wash her car, there is no contract.

b. Student car wash wins, this in an implied, unilateral contract that has been accepted.

c. Student car wash wins; this is an express, unilateral contract that has been accepted.

d. Janet wins; because she said nothing, no contract exists.