Hubbard, inc. received the following information from its pension plan trustee concerning the operation of the company's defined-benefit pension plan for the year ended december 31, 2015. 1/1/15 12/31/15 projected benefit obligation $11,400,000 $11,760,000 pension assets (at fair value) 6,000,000 6,900,000 accumulated benefit obligation 2,400,000 2,760,000 net (gains) and losses -0- 240,000 the service cost component of pension expense for 2015 is $890,000 and the amortization of prior service cost due to an increase in benefits is $180,000. the settlement rate is 10% and the expected rate of return is 8%. what is the amount of pension expense for 2015? a. $1,766,000b. $1,730,000c. $1,658,000d. $1,490,000