QUESTION $37$

For promissory estoppel to occur, the following requirements need to be met: $($choose all applicable answers$)$

a$.$ the promisor should have expected the promisee to rely on the promise.

b$.$ the parties changed their minds so there can be no enforcement.

c$.$ enforcement is necessary to prevent an injustice.

d$.$ there must be a clear and definite promise.

e$.$ the promisee has a reasonable reliance on the promise in a definite and substantial manner.