Which of the Following Constitutes False Pretense

Which of the following constitutes false pretense?

A) not telling a buyer that the computer he is purchasing is riddled with viruses
B) telling a buyer that the designer purse she is purchasing is authentic even though the buyer already knows that the purse is, in fact, fake
C) selling a car to a friend who lies and promises that he or she will pay you in the morning with the intention to not do so
D) buying a car that you know is in fact stolen