I think it is the Microscope. Robert Hooke was a scientist who came up with the law of elasticity, the Hooke's law as well his pioneering work using the microscope to document observations of a variety of samples in his book. Hook published a book Micrographia, an accurate and detailed record of his observations through his microscope.
I think it's B because all the slaves in the south were growing cotton
What are the options? If you list them, I could help you! :). Btw: please mark me the brainliest! :)