Which increment should be examined first in incremental rate of return analysis, if MARR = 11.0%?

	Do-nothing	A	B	C	D
First cost	0	$9,500	$4,000	$9,500	$6,500
Annual benefit	0	1,681	812	1,751	991

Life

10 yrs

ROR

12.0%

15.5%

13.0%

8.5%

Group of answer choices

B-A

A-B

B-C

A-C