The crime of fraud refers to the act of defrauding a large amount of public and private property by making up facts or concealing the truth for the purpose of illegal possession.
According to the above definition, which of the following can constitute the crime of fraud?
A sales lady sold the real estate at the subway entrance to customer B, saying that there was a lot of room for appreciation. Two months after B bought the house, house prices fell sharply, causing B to suffer heavy losses.