(1) A person does not dishonestly appropriate the property belonging to another—
(a) if he or she appropriates the property in the belief that he or she has in law the right to deprive the other person of it, on behalf of himself or herself or of a third person; or
(b) if he or she appropriates the property in the belief that he or she would have the other person's consent if the other person knew of the appropriation and the circumstances of it; or
(c) except where the property came to him or her as trustee or personal representative, if he or she appropriates the property in the belief that the person to whom the property belongs cannot be discovered by taking reasonable steps.
(2) A person may dishonestly appropriate the property belonging to another person although he or she is willing to pay for the property.