Table $10\mathrm{.}1$

Refer to Table $10\mathrm{.}1.$ which shows the relationshio between the orice that Gladvs chardes for a oroduct and the cuantitv of that oroduct that Gladvs sells. The mardinal revenue that Gl

A$.$ $$5,$ because that is the quantity that Gladys sells.

B$.$ $$1,$ because Gladys earns $$1$ more in revenue by increasing her output to five units from four units.

C$.$ $$5,$ because that is the price per unit of output that Gladys receives.

D$.$ $$25,$ because Gladys sells five unit of output at a price of $$5.$