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. The service cost component of pension expense for the year is $890,000 and the amortization of prior service cost due to an increase settlement rate is 10% and the expected rate of return is 8%. What is the amount of pension expense? a. $1, 766,000 b. $1, 730,000 c. $1, 658,000 d. $1, 490,000