Please choose the correct solution to the question: D.I.Y clay with cornstarch and baking soda.

Solution1: Add one cup of cornstarch to 1.5 cups of baking power.    Add one cup of water to make a slurry and look till it is the right consistency.    Cool and use to mold or sculpt.

Solution2: Add one cup of cornstarch to 1.5 cups of baking soda.    Add one cup of water to make a slurry and cook till it is the right consistency.    Cool and use to mold or sculpt.

Answer format: solution1/solution2
Answer: solution2