Please choose the correct solution to the question: When making a concrete countertop, how do I prop the countertop so I can get your fingers under it and make it easier to grind the edges?

Solution1: Lay down strips of popcorn on the ground and lay the countertop right side up on top of them

Solution2: Lay down strips of styrofoam on the ground and lay the countertop right side up on top of them

Answer format: solution1/solution2
Answer: solution2