Use the Following for Questions 23-27

Multiple Choice

Use the following for questions 23-27.
Exhibit: Total Utility and Marginal Utility from Consumption of Good A

-(Exhibit: Total Utility and Marginal Utility from Consumption of Good A. If the total utility curve of good A is plotted on a graph, the slope of TU between 3 units consumed and 4 units consumed is:

A) 1.
B) 2.
C) 3.
D) 4.