Refer to the Diagram

Multiple Choice

Refer to the diagram. Assume that for the entire business sector of a private closed economy there is $0 worth of investment projects that will yield an expected rate of return of 25 percent or more. But
There are $15 worth of investments that will yield an expected rate of return of 20-25 percent; another
$15 with an expected rate of return of 15-20 percent; and an additional $15 of investment projects in
Each successive rate of return range down to and including the 0-5 percent range. Which of the lines
On the diagram represents these data?

A) A
B) B
C) C
D) D