Pension Entries-Assume that the actuarially required pension plan contribution for a county for its general government employees is $8000000. Compute the pension expenditures to be reported in each of the following situations:1. The county contributed $5000000 to the pension plan. Its unfunded pension liability increased by $3000000 (all classified as unmatured). 2. The county contributed $4500000 to the pension plan. Its unfunded pension liability increased by $3500000 (all classified as unmatured). 3. The county contributed $4200000 to the pension plan. The matured portion of its unfunded pension liability increased $150000. 4. The county contributed $9000000 to the pension plan. The matured portion of its unfunded pension liability decreased $200000.