I'm thinking B. But could be wrong:/
Answer:
Trade brought wealth to a culture in ancient Egypt.
Explanation:
Without the canals and rivers, there would not be any route to trade and water to grow crops for food.
Answer:
A
because a Union worker uses intelligence as well as a lot of energy to ensure icome is available
C. especially the North since they had the most resources, and more people they thought the South would easily lose.