Please choose the correct solution to the question: To keep garbage disposal's clean naturally.

Solution1: Get orange rinds and put them into the freezer overnight. The hard texture of the frozen peels will help to knock away any debris left on the shredder. The citrus scent will also help to keep the disposal smelling fresh and clean for a long while.

Solution2: Get an old rind and put them into the freezer overnight. The hard texture of the frozen peels will help to knock away any debris left on the shredder. The citrus scent will also help to keep the disposal smelling fresh and clean for a long while.

Answer format: solution1/solution2
Answer: solution1