There are 3 projects under consideration for investment purposes. Their initial costs and NPVs are listed in the following table.

Project	W	X	Y
Initial cost	$20	$20	$30
NPV	$5	$7	$9

Total funds available is $60. What project(s) should be selected to obtain the largest aggregate NPV?

Select one:

a. X and Y

b. Y and W

c. X and W

d. W

e. Y