Calvin tells Sara that he will sell her his car for $5,000.Sara agrees.The exchange is to take place in 10 days.The contract between Calvin and Sara is now:

A) unilateral,executory,and valid.
B) bilateral,executed,and voidable.
C) bilateral,executory,and express.
D) bilateral,executory,and implied.

Unilateral

Pertaining to an action or decision made by one party without agreement or consultation with others.

Executory

Pertaining to a contract or deal that has not yet been completed or fully executed by all parties involved.

Bilateral

Relating to agreements or actions involving two sides, parties, or countries, where each has obligations or considerations towards the other.