Please choose the correct ending to complete the given sentence: Making a cake: They grease large pans and pour the different colored batter into them. They put the pans into an oven. They set the timer on the oven. they

Ending1: frost the cake with blue frosting and add sprinkles. Ending2: pour boiling water into the pan and melt the batter. Ending3: then add a cake to the cake. Ending4: add more batter before measuring and printing the cake.

Answer format: ending1/ending2/ending3/ending4