Idaho Corp. incurred the following costs for one of its potato processing machines: The refurbishment improved machine efficiency by 20%. Neither the attachment nor the refurbishment increased the estimated useful life of the machine. What amount of the above costs should be capitalized? a. $0 b. $24,000 c. $30,000 d. $54,000 Idaho Corp. incurred the following costs for one of its potato processing machines: The refurbishment improved machine efficiency by 20%. Neither the attachment nor the refurbishment increased the estimated useful life of the machine. What amount of the above costs should be capitalized? a. $0 b. $24,000 c. $30,000 d. $54,000