Which of the following statements is the contrapositive of "If I have money, then I spend it"?
AIf I don't have money, then I don't spend it.
BIf I spend money, then I have it.
CIf I don't spend money, then I don't have it.
AIf I don't have money, then I don't spend it.
BIf I spend money, then I have it.
CIf I don't spend money, then I don't have it.