Answer:
d.$74,000
Explanation:
The annual average investment is given by the average of the initial investment (144,000) and the scrap value (salvage value = 4,000)
The average investment amount is:
[tex]AAI = \frac{144,000+4,000}{2}\\ AAAI = \$74,000[/tex]
The annual average investment amount used to calculate the accounting rate of return is: d.$74,000