The following information pertains to Snow Corp's defined benefit pension plan: ($ in thousands) Projected benefit obligation Plan assets Prior service cost-AOCI Net loss-AOCI 2021 Beginning balances 2022 Beginning balances $(6,600) $ (7,104) 6,360 6,936 660 600 $ 780 $ 846 At the end of 2021, Snow contributed $665 thousand to the pension fund and benefit payments of $654 thousand were made to retirees. The expected rate of return on plan assets was 10%, and the actuary's discount rate is 8%. There were no changes in actuarial estimates and assumptions regarding the PBO. What is Snow's 2021 actual return on plan assets? O $565 thousand. O $1,219 thousand. $678 thousand. O None of these are correct.