Question

The social hierarchy that was established in China by the Mongols

kept the Chinese people separate from the Mongols.
brought the Chinese people and the Mongols together.
kept the rural areas separate from the urban areas.
brought the rural areas and the urban areas together.

Answer 1

kept the Chinese people separate from the Mongols.

Explanation: Under the Yuan (Mongol) rule, society was stratified into classes (Mongols, non-Chinese foreigners, northern Chinese, southern Chinese), which privileged Mongols and kept ethnic Chinese socially and legally separate and lower in status.