<human>: Objective: How can I use rocks in my garden?

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
- Rock, gravel, pebbles and other stones can be applied to landscaping features such as flowerbeds to suppress weed growth and retain moisture.
- Rock, gravel, pebbles and other bricks can be applied to landscaping features such as flowerbeds to suppress weed growth and retain moisture.
<bot>: Rock, gravel, pebbles and other stones can be applied to landscaping features such as flowerbeds to suppress weed growth and retain moisture.