The journal entry by the employer to record a past service cost of $100 000 in a defined benefit superannuation plan is:

"Dr Past service cost (OCI) $100 000, Cr Net Defined Benefit Asset/Liability $100 000"

"Dr Past service cost (P/L) $100 000, Cr Net Defined Benefit Asset/Liability $100 000 "

"Dr Past service cost (P/L) $100 000, Cr Bank $100 000"

No journal is required by the employer.