Koble, Inc. provides its employees with a defined benefit pension plan. In the 2020 annual report, the note on Pension Benefits provides the following information related to the plan as of December 31, 2028 and 2019 (in millions): 2020 2019 Contributions to the Pension Plan Employers Contributions $ 1,059 $ 1,387 Net Obligation (Asset) for Pension Net Pension Liability (Asset) 4,121 (3,526) Pension Benefit (Expense) Pension (Expense) Benefi) (82) Four. Five Actual Return (Loss) Actual Return (loss) 2,111 (4,290) Based on the information provided in the table above, compare the balance of plan assets (Assets) and the estimated benefit obligation (PBO) as of 12/31/19 to the same date.

a. Assets

b. Assets = PBO

c. Assets> PBO

d. It cannot be determined from the data provided.