Please choose the correct solution to the question: How to cut fabric to make a ribbon?

Solution1: Use a pencil to mark the width you desire then cut outside of the seam with scissors, smooth the edges by pulling the ribbon against the scissors

Solution2: Use a pencil to mark the width you desire then cut outside of the seam with a knife, smooth the edges by pulling the ribbon against the knife

Answer format: solution1/solution2
Answer: solution1