<span>A grassroots effort would be boycotting businesses that used slave labor. Boycotting a business means that you no longer purchase items from that business. The abolitionists no longer purchased products from businesses that used slave labor, thus decreasing the sales of those businesses, and hitting them economically. This is an effective means of making change if enough people are on board.</span>
Answer: Making modern cities possible.
Answer:From largest to smallest:
Correct Answer:
1. Biosphere
2. Biome
3.Ecosystem
4. HabitatExplanation:
