Abe and Gabriel Entered into a Contract for Abe to Furnish

Multiple Choice

Abe and Gabriel entered into a contract for Abe to furnish landscaping services for Gabriel's office complex. The contract provides the fee will be $75 per month. At the time Gabriel signs the agreement, the two discuss the fact that the services required in the winter will be less and the fee will be reduced to $50 per month. Abe adds as Gabriel is signing, "I just forgot to put that sliding scale in this contract. Don't worry - I'll take care of it because we understand each other." Gabriel:

A) will be permitted to introduce evidence about the winter fee reduction.
B) will only need to pay $50 during the winter months.
C) will pay $75 per month every month because of parol evidence.
D) None of the above