One effect of the conflicts between Native Americans and white settlers was that "<span>c. Over time, Native Americans lost the ability to effectively resist white settlement," since the settlers outnumbered them and used superior weapons. </span>
Throughout most of China's history it was ruled by powerful families called dynasties. The first dynasty was the Shang and the last was the Qing. Ancient China also boasts the longest lasting empire in history. It began with the Qin dynasty and the first emperor Qin who united all of China under one rule in 221 BC.
B.
Slaves came from Africa.
Religion teachings could be an answer but "B" would make more sense. Also, books came from printing presses... A "manufactured good."