Please choose the correct solution to the question: How to pack breakable knick knacks when moving.

Solution1: Wrap each knick knack in layers of newspaper and place in flat layer in cardboard box, top with more unwrapped knick knacks, keep repeating this process.

Solution2: Wrap each knick knack in layers of newspaper and place in flat layer in cardboard box, top with extra newspaper and keep repeating this process.

Answer format: solution1/solution2
Answer: solution2