Please choose the correct solution to the question: To open a box of salt,

Solution1: take a knife, slide it through the paper at the tip of the spout, lift up, and then peel the paper off the pour spout.

Solution2: take a paper towel, slide it through the paper at the tip of the spout, lift up, and then peel the paper off the pour spout.

Answer format: solution1/solution2