Builders Corporation Files a Suit Against Concrete Company to Enforce

Builders Corporation files a suit against Concrete Company to enforce a written contract. If the court finds that the parties intended the contract to be the final statement of their agreement, parol evidence can be admitted to prove​

A) ​an orally agreed-on condition precedent.
B) ​terms discussed before the contract but not contained in it.
C) ​terms discussed at the time of the contract that contradict the written terms.
D) nothing.