Hartman, who has worked for Aratize, Inc. for 25 years, is retiring. Upon hearing the news of his retirement, the president of Aratize announces a bonus of $250,000 to Hartman for his exceptional services toward Aratize thus far. But upon retiring, Hartman isn't paid the bonus. Hartman decides to sue the president and Aratize to recover the promised bonus. Which of the following is true of this case?

a - It will be enforceable in court because it is a gift promise.

b - It will not be enforceable in court because there is no consideration.

c - It will not be enforceable because it is an unlawful consideration.

d- It will not be enforceable because the president is not authorized to make such a promise.