The accounting staff of Waterway Inc. has prepared the following pension worksheet. Unfortunately, several entries in the worksheet are not decipherable. The company has asked your assistance in completing the worksheet and completing the accounting tasks related to the pension plan for 2020. (a) Determine the missing amounts in the 2020 pension worksheet, indicating whether the amounts are debits or credits. (Enter all amounts as positive.) Annual Pension Expense Cash Balance, Jan. 1.2020 Service cost Interest cost Actual return 3 Unexpected gain 171 Amortization of PSC > 5912 Contributions PETER Expense Cash Balance, Jan. 1. 2020 Service cost Interest cost Actualreturn > 171 Unexpected gain Amortization of PSC P $912 Contributions Benefits Liability increase S $ Journal entry Accumulated OCI, Dec. 31.2019 Balance, Dec 31, 2020 e Textbook and Media General Journal Entries on OCI-Prior Service Cost OCI- Le Cash 71 $63 5912 1.254 51.191 General Journal Entries OCI-Prior Service Cost OCI-Gain/ Loss $ $63 > >> 1,254 0 251 912 228 228 416 51,396 $4,269 $2.873 81"FAL 70