Answer: Petroleum, Electricity and Steel
Explanation: The second industrial revolution is a period between the late 19th to the early 20th century which is characterized by massive growth and expansion of industrialization. The second industrial revolution is also known as the technological revolution most notable for steel production, expansion in electrification which was previously limited to very few cities and development of Petroleum and gas supply.
Answer:
Europeans at Ellis Island
Explanation:
Mountain men is a term for male
trappers or explorers who lives exclusively in the wilderness. They were popular
and romanticized during the 18th century. They were vital in
settling new territories and opening up new wagon trails that travelled through
the North American Rocky Mountains due to their knowledge in the geography of
the area. Later in life, many of these mountain men were hired by wagon
companies and fur trading companies as guides or hunters.
Answer:
Its B. I believe bc i read it earlier on my quiz
Explanation:
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