Please choose the correct solution to the question: How do I resolve knotting or breaking thread when sewing with a sewing machine?

Solution1: Upgrade to a quality all-purpose thread and be sure to use polyester thread for manmade fabrics and cotton thread for cotton or natural fabrics.

Solution2: Upgrade to a quality all-purpose thread and be sure to use cotton thread for manmade fabrics and polyester thread for cotton or natural fabrics.

Answer format: solution1/solution2
Answer: solution1