Please choose the correct solution to the question: To fry potatoes a second time for a crispy exterior,

Solution1: gently place hot fried potato slices into the 400F heated oil for 2 to 3 minutes, making sure the slices don't stick together.

Solution2: gently place room temperature fried potato slices into the 400F heated oil for 2 to 3 minutes, making sure the slices don't stick together.

Answer format: solution1/solution2