Please choose the correct solution to the question: To warn against cats and predators staking out bird feeders

Solution1: Pour sand below the feeder after replenishing it. Cats and other animals will leave foot prints in the sand and you can deter them by raising the height of the feeder.

Solution2: Pour sand inside the feeder after replenishing it. Cats and other animals will leave foot prints in the sand and you can deter them by raising the height of the feeder.

Answer format: solution1/solution2