The crime of embezzlement: refers to the act of taking possession of property or other forgotten property for the purpose of illegal possession for the purpose of others.
According to the above definition, which of the following acts is a typical crime of embezzlement?
B (a friend of A) went to A's home as a guest. After drinking, B left his handbag with a value of 12,000 yuan in A's home, and when he returned to search, A said that he had never seen the bag.