The following incomplete (columns have missing amounts) pension spreadsheet is for Old Tucson Corporation (OTC) PriorNet Plan service (Gain) Pension Net Pension (430) Beginning Balance Service cost Interest cost Expected return on assets Gain/loss on assets Amortization of: 41 (16) (.75) Prior service cost Net gain loss Loss on PBO Contribution to funds Retiree benefits paid Ending balance (18) 18 (35) 29 (29) (495) 248 (246) 40 57 What is OTC's pension expense for the year? Multiple Choice $53.00 milion What is OTC's pension expense for the year? Multiple Choice $53.00 millions $68.25 millions $18.75 millions $48.75 milions