Taya Corp. maintained a defined benefit pension plan for its employees. Tanya uses IFRS. Pertinent details for 20X6 are as follows: Pension obligation, January 1, 20X6 $8,000,000 Current service cost A $800,000 Past service cost - improved benefits - beginning of year $500,000 Pension benefits paid -- end of year $600,000 Actuarial gain 4,000 Discount rate used in actuarial assumptions 496 What is the balance of Taya's PVDBO as at December 31, 20X6? a. $9,040,000 ob.$9,068,000 OC $9,036,000 O d. $9,016,000