Jane Agreed to Look After Colin's Dog in February If

Multiple Choice

Jane agreed to look after Colin's dog in February if he would look after her cat in May. In May, Colin refused to look after Jane's cat. Did Colin breach a contract?

A) Yes, the consideration does not have to be monetary.
B) Yes, Jane was entitled to reciprocal treatment under the law of equity.
C) Yes, promissory estoppel requires Colin complete the contract.
D) No, past consideration is not valid.
E) No, quantum meruit would apply.