What happens next?

She puts the plate under the dispenser and she removes it and slowly pulls the circle off of the cake once she is done smoothing the paste. then she

Available options: (A). uses a knife to put lines on the sides of the cake. (B). smooths out the paste to make it thinner. (C). puts the plate under the dispenser again and puts the spatula in her hand. (D). starts to peel the banana that was under the dispenser toward the end.
(A).