Please choose the correct solution to the question: To prepare the dutch oven for baking,

Solution1: put the dutch oven with the lid on into the oven, set the oven to 500F, and preheat for 15 minutes.

Solution2: put the dutch oven with the lid on into the oven, set the oven to 500F, and preheat for 60 minutes.

Answer format: solution1/solution2
Answer: solution1