Question: How do I prepare the dough for butter cookies?

  Options: 
 A. Cream together the butter & white sugar until fluffy. Stir in the egg. Then stir in the vanilla extract. Combine the flour,salt and baking powder.Now, keep the dry ingredients separate from the sugar mixture.
 B. Cream together the butter & white sugar until fluffy. Stir in the egg. Then stir in the vanilla extract. Combine the flour,salt and baking powder.Now,mix the dry ingredients into the sugar mixture.
Answer: B