Which is one reason that factory work was dangerous in the 1800s?

a-machines were too difficult for workers to use.
b-there were not enough workers to operate large machines.
c-most machines had few safety features.
d-there were not enough machines to meet demand for products.

Sole i will mark brainlist to who answer

Why was the emancipation proclamation widely attacked when it was written?

Which of the following led to a continuation of the treatment in the excerpt above? a)the brutality of the trans-atlantic african slave trade. b)spanish repression after violent native uprisings in new spain during the 16th century. c)european competition to quickly establish colonial holdings in the new world. d)the reliance of the spanish on native americans to provide labor under the encomienda system.