The correct answer is C) Unilateral contract.
The kind of contract that both individuals entered into was a unilateral contract.
Aaron and Donald signed a written contract in which Aaron agrees to supply raw material to Donald’s company in return for set fees for one year. The kind of contract that both individuals entered into was a unilateral contract.
In business, a unilateral contract is an agreement between two people sign a contract. One of them, the offering part promise to pay an amount of money after the transaction occurred. The unilateral contract obliges the offeror to pay after a business activity or performance is done.