Help me with history Lol im also on a meeting right now

Once the plague became airborne, how could it then be spread?

What was true about sharecropping? a. landowner provided free tools and seeds.b. workers could leave the land if they failed to make money.c. landowners often took advantage of workers.d. workers received ownership of the land they farmed after a set number of years.

What are the 6 steps in the scientific method