The right answer for the question that is being asked and shown above is that: "Baku in Azerbaijan; Pennsylvania." Toward the end of the 1800s, the areas of Baku in Azerbaijan and <span>Pennsylvania </span>were the first centers of the emerging oil industry.
It depends what system you are talking about
Answer:
A. Tropical
Explanation:
Although the climate varies over several environmental factors like: land industrialization, environmental issues, and increased pollution.
Answer:
Increased
Explanation:
This helped the railroad system get built.