Two individuals, Lap and Top negotiate for Lap to buy Top's computer. The following exchange takes place:

Lap: "I'll buy your computer for $275.00."
Top: "That sounds good."
Lap: "Great, the USB (flash drive) is included.

Which following statement is true?

a.Lap and Top have a contract for the computer at $275.00, but without the USB.

b.Lap and Top do not have a contract for the computer at $275.00.

c.Lap and Top have a contract for the computer at $275.00, including the USB.

d.Lap and Top have no contract because of the added USB drive.

e.None of the above.