The following information pertains to Sandals Corp's defined benefit pension plan: ($ in thousands) 2021 Beginning balances Projected benefit obligation Plan assets $ (6,600) 6,360 Prior service cost-AOCI 660 Net loss-AOCI S 780 2022 Beginning balances $ (7,104) 6,936 600 846 At the end of 2021, Sandals 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 Sandals' 2021 actual return on plan assets? O $565 thousand. None of these are correct. O $678 thousand. O $1,219 thousand