I believe the correct answer was grain, as Egypt was known for its healthy fields near the mile and delta rivers.
True....but for most, it became an influence.
Answer:
The North had geographic advantages, too. It had more farms than the South to provide food for troops. Its land contained most of the country's iron, coal, copper, and gold. The North controlled the seas, and its 21,000 miles of railroad track allowed troops and supplies to be transported wherever they were needed.
Explanation:
