Question

How did early settlers of North America change the environment to make it easier to travel and trade goods?

A. They built a vast network of rail lines.
B. They carved tunnels to pass through mountains.
C. They cleared trees to build roads.
D. They dammed streams to create reservoirs.

Answer 1

D. They dammed streams to create reservoirs

Step-by-step explanation:

Lewis and Clark (first inhabitants) did it

Columbus did it

Sacajewya did it....