Which details from this excerpt best show that the author’s purpose in including this paragraph is to illustrate how hazardous the scientists’ work is?

What is the most important point that the authors make in this paragraph? most enslaved people worked under fair to good conditions. enslaved workers had decent lives if they had fair overseers. plantations often were harsh because of the cruelty of those in charge. men with absolute power can lose the sense of what it means to be good.