The following information pertains to Hopson Co.'s pension plan:

Actuarial estimate of projected benefit obligation at 1/1/18 $82,000

Assumed discount rate 10%

service costs for 2018 $23,000

Pension benefits paid during 2018 $15,000

If no change in actuarial estimates occurred during 2018, Hopson's projected benefit obligation at December 31, 2018 was:

a. $113,200

b. $90,000

c. $98,200

d. $90,200

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