Answer: I think it is "Although serfs provided the manor with an important source of money and labor, it is important to remember that their lives were full of hardship"
Explanation:
Increasing cultivation of tobacco required more land and clearing forest areas to make land fit for planting. Expanding English settlements meant more encroachment on Native American lands and somewhat greater contact with Native Americans.
The similarity between Islamic caliphates during the Islamic Golden Age and Western European kingdoms following the fall of the Roman Empire accurately describes that Religion played a major role in government for both societies.