Lower Lake Corp. reported the following items in the 2017 pension footnote (in millions). Service cost Benefits paid to retirees Interest cost Actual returns on pension plan assets Expected returns on pension plan assets Amortization of deferred amounts $2,004 3,002 2,440 3,912 4,352 418 The company's pension expense for the year is: Select one: a. $510 million b. None of these are correct C. $3,498 million d. $1,024 million e. $950 million