Please choose the correct solution to the question: Attaching chains to the base of the chandler.

Solution1: Using a drill make holes in the the top corners of the base, put the chains on the chain clips, and attach the locking clips to the holes.

Solution2: Using a punch make holes in the the top corners of the base, put the chains on the chain clips, and attach the locking clips to the holes.

Answer format: solution1/solution2
Answer: solution1