Answer: Please see below for answer
Explanation:
1)---The year 1900 marked the dawn of the greatest boom the world has ever seen
2)----This would not have happened without the discovery of oil, also known as Black Gold.
3)---By the mid-1800s, Coal still powered trains and factories. Coal was dirty and inefficient.
4)---A major discover of oil was found at Spindletop
-5)--The men used -mud-----to help drill the hole in the soft sand.
--6)-This discovery was right outside the town of Beaumount , Texas
7)---Drilling for oil is a dirty and dangerous job performed by Roughnecks
8)---After this discovery , oil production in the U.S.<u> </u><u>increased</u> instantly by 50%.
Gorge Washington warned that political parties would lead to a dangerous division within the United States--which he believed would make the US vulnerable to disputes and foreign attacks. He ultimately thought that political parties would weaken the nation.
Answer:
b or c but i feel like its more b
The first human ancestors appeared between five million and seven million years ago, probably when some apelike creatures in Africa began to walk habitually on two legs. They were flaking crude stone tools by 2.5 million years ago. Then some of them spread from Africa into Asia and Europe aftertwo million years ago. I hope this helps