Please choose the correct ending to complete the given sentence: Making a cake: Ingredients are being added to a glass bowl and being mixed together. Chocolate chips are added to the dough. the dough

Ending1: is boxed and laid out and the cookies are assembled. Ending2: is flattened out onto a cookie sheet. Ending3: is blown up. Ending4: is put in the oven and the timer is set for four hours.

Answer format: ending1/ending2/ending3/ending4