Required information [The following information applies to the questions displayed below.J Actuary and trustee reports indicate the following changes in the PBO and plan assets of Lakeside Cable during 2018 Prior service cost at Jan. 1, 2018, from plan amendment at the beginning of 2016 (amortization: $7 million per year) Net loss-pensions at Jan.1, 2018 (previous losses exceeded previous gains) Average remaining service life of the active employee group Actuary's discount rate $52 million $65 million 10 years 8% ($ in millions) Plan Assets $400 PBO Beginning of 2018 Service cost Interest cost, 8% Loss (gain) on PBO Less: Retiree benefits End of 2018 $550Beginning of 2018 68 Return on plan assets, 44 7.5%(10% expected) (3) Cash contributions 30 79 (59) (59) Less: Retiree benefits $600 End of 2018 $450 Assume the following actuary and trustee reports indicating changes in the PBO and plan assets of Lakeside Cable during 2019 ($ in millions) Plan AssetS $450 PBO Beginning of 2019 Service cost Interest cost, 8% Loss (gain) on PBO Less: Retiree benefits End of 2019 $600 Beginning of 2019 58 48 Return on plan assets, 18%(10% expected) 5 Cash contributions (36) Less: Retiree benefits 81 50 (36) $675 End of 2019 $545