What is the best definition of marginal cost?

the possible income from producing an additional item

the price of producing one additional unit of a good

the additional income gained from selling an additional good

the financial gain from business activity minus expenses

Answer: A: the possible income from producing an additional item.

Step-by-step explanation: The actual definition of marginal cost is the cost added by producing one additional unit of a product of service.

the price of producing one additional unit of a good

Step-by-step explanation:

The marginal cost refers to the expense of producing one more unit of a product an it includes all the costs the company may have to be able to increase the level of production. According to this, the best definition of marginal cost is the price of producing one additional unit of a good.

The other options are not right because they talk about an income or gain.