Here is a goal: What is the best hammer for a demolition site

Which way makes more sense to accomplish this goal?

Choose from:
I. Sledgehammers because they are small and light. They are commonly used for knocking over assemblies or tearing down drywall.
II. Sledgehammers because they are large and heavy. They are commonly used for knocking over assemblies or tearing down drywall.
II.