Help Copper Explorations recently acquired the rights to mine a new site. Equipment and a truck were purchased to begin mining operations at the site. Details of the mining assets follow. Est. Asset Mineral rights Equipent Truck Date of Purchase Mar 1/20 Mar. 1/20 Mar. 1/20 Cost $ 96,000 283,300 134,400 Residual $0 Est. Life 4 yrs 4 yrs e 6 yrs Copper's year-endis 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