A company's postretirement health care benefit plan had an APBO of $265,000 on January 1, 2013. During 2013, retiree benefits paid were $40,000. The discount rate for the plan for this year was 10%. Service cost for 2013 was $80,000. Plan assets (fair value) increased during the year by $45,000. The amount of the APBO at December 31, 2013, was: A. $225,000. B. $305,000. C. $331,500. D. $371,500.

C. $331,500.