Please choose the correct solution to the question: What supplies are needed to make emulsion glass?

Solution1: a water gun    a board    a pencil    a needle    a spoon    oil    water    syrup/food coloring (It's essential that the syrup doesn't dissolve in the oil.)    the glass lid of a glass jar (I used a coffee-jar. The lid must have a plastic underside)    a toothpick

Solution2: a hot glue gun    a board    a pencil    a needle    a spoon    oil    water    syrup/food coloring (It's essential that the syrup doesn't dissolve in the oil.)    the glass lid of a glass jar (I used a coffee-jar. The lid must have a plastic underside)    a toothpick

Answer format: solution1/solution2
Answer: solution2