Answer:
“It’s about time the railroad was built all the way out to the West coast. Now Americans economy can grow.”
Which was Charles Darwin known for? He proposed the theory of "natural selection," which said that all living things change over time.
Charles Darwin discovered a lot in the Biology section of Science.
The colonist of early America gathered to declare independence from England after acts like the townshend acts, stamp act, tea act, etc, google could name all of them
Advantages—abundant natural resources, a stable government with relatively lax regulations, and a large workforce—made it the dominant industrial power by the 20th century.