Personal letters, even ones such as Wheatley's that were later published in newspapers, offer a rare opportunity to hear women's voices from the past. What
distinguishes Wheatley's and Adams's writing from the rhetoric of Patrick Henry,
Thomas Jefferson, and Tom Paine? What do their letters reveal about how women
were expected to behave in early America?

answer; (c) slaves brought to the americans from africa;

answer: in 1900, there were no "workplace safety laws"!

explanation: at the beginning of this century, workers in the united states faced remarkably high health and safety risks on the job.

a century ago in 1900 about three hundred out of every one hundred thousand miners were killed on the job each year.

[industria] developments occurred within a legal and regulatory climate that diminished employer’s interest in safety. as a result, americans developed production methods that were both highly productive and often very dangerous.