Suppose that a monopoly computer chip maker increases production from 10 microchips to 11 microchips.If the market price declines from $30 per unit to $29 per unit,marginal revenue for the eleventh unit is:

A) $1.
B) $9.
C) $19.
D) $29.

Marginal Revenue

The additional revenue that a business earns from selling one more unit of a good or service.

Market Price

The ongoing cost at which an asset or service is available for buying or selling in a specific market.

Microchips

Small semiconductor devices that contain an integrated circuit, used in various electronic applications.