Which of the following statements pertaining to defined benefit pension plans is not correct?

Multiple Choice

A small change in the pension discount rate can shift the funded status of the pension from year to year.

Pension expense may be allocated to different categories of expenses within an income statement.

A curtailment loss may occur because a division of a company is sold.

A company may have multiple pension plans of which some may be overfunded and some may be underfunded and they are netted together to report the overall pension asset $($liability$).$