Objective: To dispose of acid at home,

Which of the following solutions is more sound in terms of naive physics reasoning?

Choose your answer from: A). choose an empty plastic container and sit it in ice to keep it cool, dilute the acid with water and then put it into the container, add milk of magnesia until the acid is neutralized, then pour it it the sink and flush it with water. B). choose an empty plastic container and sit it in ice to keep it cool, dilute the acid with water and then put it into the container, add milk of magnesia until the acid is neutralized, then pour it in the oven and flush it with water.
A).