The Following Table Shows the Units of Output Sold at Different

Multiple Choice

The following table shows the units of output sold at different price levels by Gizmo's Inc.Table 11.1

-For a monopolist with a linear demand curve, total revenue is maximum when:

A) marginal revenue is positive.
B) marginal revenue is at its maximum.
C) the price elasticity of demand is greater than unity.
D) the price elasticity of demand is equal to unity.
E) marginal revenue is at its minimum.