At an output of 1,MC is

A) 0.
B) $100.
C) $200.
D) $300.
E) cannot be determined.

Marginal Cost

The extra expense associated with manufacturing an additional unit of a product or service.

Variable Cost

Expenses that fluctuate based on the level of production or the amount of output.

Total Cost

The complete cost of producing a specific quantity of output, including both fixed and variable costs.