A, a trader, leaves goods at B's house by mistake, B treats the goods as his own and consumes them.
Which one of the following propositions would govern their relationship?

A. B is not liable to pay as he had not placed any order for the goods. There was thus no contractual relationship between A and B

B. B is liable to pay for the goods, as there was an implied contract between A and B

C. A cannot take advantage of his own wrong and therefore, cannot recover the price of the goods

D. B would be liable to compensate A as A had not delivered the goods intending to do so gratuitously and B had enjoyed the benefit thereof

Answer: Option D