The Basic Distinction Between a Bilateral Contract and a Unilateral

Multiple Choice

The basic distinction between a bilateral contract and a unilateral contract is:

A) a unilateral contract is created by the courts rather than by parties to an agreement.
B) one is enforceable, the other is not.
C) one must be in writing, the other may be oral.
D) only one promise is involved in a unilateral contract.