Mangrove Corp. sponsors a defined benefit pension plan for its employees. On January 1, 2017, the following balances related to this plan. Balances or Values at January 1, 2017 Plan assets (market-related value) Projected benefit obligation Pension asset/liability Prior service cost Net gain or loss in AOCI (debit) $360,000 520,000 160,000 Cr. 105,000 71,000 As a result of the operation of the plan during 2017, the actuary provided the following additional data at December 31, 2017. Service cost for 2017 Settlement rate expected return rate Actual return on plan assets in 2017 Amortization of prior service cost Contributions to plan in 2017 Benefits paid retirees in 2017 $94,000 6% 8% 36,000 21,000 80,000 74,000 Average remaining service life of active employees 10 years. Instructions Using the preceding data, compute pension expense for Mangrove Corp. for the year 2017 by preparing a pension worksheet that shows the journal entry for pension expense