You need to make it clearer so that I can answer, because all I can see is a bunch of lines
The question is asking to determine the year the the natural gas would last according to some estimate, base on my research and further investigation, the possible answer would be 92 year. I hope you are satisfied with my answer and feel free to ask for more if you have question and further clarification
Answer:
1828.
Explanation:
Andrew Jackson was elected as the 7th president of the United States in 1828.
I believe the answer would be A. they gained increases economic independence by working in factories
