Please choose the correct answer to the question: Sasha is a baker and makes cakes for her customers. As Sasha was reading the ingredients to bake 10 cakes, she realized that she needed milk from the store. What does Sasha need to do before this?

Answer1: buy from the store to ensure that she has enough for the cakes Answer2: postpone cake baking Answer3: change clothes

Answer format: answer1/answer2/answer3
Answer: answer2