<u>Explanation</u>:
Even though a <u>monopolist</u> usually controls the market price of the commodity it may not be producing more because a monopolist overall goal is to achieve profit maximization.
However, producing more output would not be in their best interest despite been the market maker because it will decrease the price of the goods in the market due to over supply, leading to lower profit for them.
Answer:
Refrain from introducing evidence of prior oral agreements that occurred before or while the agreement was being reduced to its final form in order to alter the terms of the existing contract and you will have no disputes.
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