Please choose the correct solution to the question: To prepare paper to make it into an spinning optical toy.

Solution1: Cut a sturdy paper into regular shapes like a circle or a diamond. Make 2 small holes exactly in the center line at the end of the shapes.

Solution2: Cut a sturdy paper into regular shapes like a circle or a diamond. Make 2 small holes exactly in the center at the end of the shape line.

Answer format: solution1/solution2
Answer: solution1