This is a test of commonsense with single/multi-choices. Complete the next sentence:

A knife is run through the batter to create a marbling effect, and the batter is lightly shaken. a fully baked cake

OPT: -- is added to the batter continuously. -- is then shown and sliced. -- is peeled, prepared and ready to be stirred. -- is made and the batter is placed into a container.
The answer is:
is then shown and sliced.