Answer:
The Yellow River
Explanation:
The Yellow Riverruns through northern China. It flows from west to east across the North China Plain. It is sometimes called the “cradle of the Chinese civilization” because the first Chinese people lived there. The Yellow River created rich soil for growing grain and raising cattle.
The right answer for the question that is being asked and shown above is that: "d. A piece may only move into an unoccupied square." a rule in checkers is that d. A piece may only move into an unoccupied square.
Any options, that are not listed here.