Please choose the correct solution to the question: Freeze baked potatoes

Solution1: wrap each one  in heavy-duty aluminum can and place them in a heavy-duty freezer bag. Mark the date on the bag before you place them in the freezer. Use the same technique -- cool to room temperature; freeze uncovered until solid; wrap in foil and pack into freezer bags -- for leftover baked potatoes.

Solution2: wrap each one  in heavy-duty aluminum foil and place them in a heavy-duty freezer bag. Mark the date on the bag before you place them in the freezer. Use the same technique -- cool to room temperature; freeze uncovered until solid; wrap in foil and pack into freezer bags -- for leftover baked potatoes.

Answer format: solution1/solution2
Answer: solution2