Uus Tecently acquired the rights to mine a new site. Equipment and a truck were purchased to begin minin operations at the site Details of the mining assets follow Asset Mineral rights Equipment Truck Date of Purchase Mar. 1/20 Mar. 1/20 Mar. 1/20 Est. Residual $ 48.25 Est. Life Cost $105,000 292,800 143,400 4 yrs 4 yrs 4 yrs Copper's year-end is December 31 and it uses the straight-line method for all mining assets including intangibles, Required: 1. Record amortization and depreciation at December 31, 2020, on the mining assets, including the mineral rights. View transaction list Journal entry worksheet 2 3 Record the amortization on the mineral rights.