Aiden made the following offer to Jeremy: "I will pay you $$500$ if you agree to paint my house." Jeremy replied that he would. At this point, the contract is an

Question $15$ options:

a$)$

executed, bilateral, express contract.

b$)$

executory, bilateral, implied$-$in$-$law contract.

c$)$

executed, unilateral, express contract.

d$)$

executory, bilateral, express contract.