On September 30, 2018, Bricker Enterprises purchased a machine for OMR 11,000. The estimated service life is 7 years with OMR 1,000 residual value. Bricker records partial-year depreciation based on the number of months in service. Using the sum-of-the-years'-digits method, depreciation for 2018 would be: Select one: O A. 3,167 OB. 917 O c. 500 O D. 833