Mr. smith put his laptop up for sale. he is aware of the fact that the laptop malfunctions frequently. however, none of the potential customers who came to buy the laptop were able to discover the pro

Mr. smith put his laptop up for sale. he is aware of the fact that the laptop malfunctions frequently. however, none of the potential customers who came to buy the laptop were able to discover the problem and one of them actually bought it at a remunerative price. this occurred due to ________.