Detailed Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Q: There are three young children standing next to a kitchen counter in their kitchen showing a baking recipe. one of the girls <sep> (A) lays out the dough, while a boy rolls out the potato. (B) begins by adding two cups of flour to a large green bowl. (C) on the right is demonstrating how to bake a chocolate cake by giving her year to make this cake. (D) then begins to bake cookies for them and throws the dough in the oven for about halfway through.
A:
B