Please choose the correct solution to the question: How to make an easy finger skateboard?

Solution1: Cut out a piece of cardboard, lift the edges slightly and then place some double sided tape on the top, use your fingers to ride the skateboard

Solution2: Cut out a piece of cardboard, lift the edges slightly and then place some double sided tape on the bottom, use your fingers to ride the skateboard

Answer format: solution1/solution2
Answer: solution1