Answer:
A
Explanation:
I'm not in Ap but it was a easy enough
The correct answer to this open question is the following.
You did not provide any excerpt, text, reference, or context to answer this question. That makes it difficult to exactly what you are referring to.
However, trying to help you and doing some research we can say the following.
One historical event or development in the period 1830 to 1860 that is not explicitly mentioned that could be used to support Hahn’s interpretation is how the United States became the engine of the ecom¿nomy of the planet because of its industrial capacity. How the Gross Domestic Product grew and the many opportunities the US offered to immigrants to work in major industries such as the Standard Oil Company of John F. Rockefeller, or the Steel company of Andrew Carnegie.
Innovations and the use of technology helped industries to earn more profits and invest that money in the creation of jobs and the spread of their operations nationwide.
The statement that would be correct is that Current total chlorine would decrease by half.
<h3>What is the presence of chlorine and bromine in the stratosphere?</h3>
The both in the stratosphere leads to Ozone Depletion this is because if chlorine and bromine atoms unit with ozone in the stratosphere, they tend to destroy ozone molecules.
Hence, The statement that would be correct is that Current total chlorine would decrease by half as it is the most valuable options among them.
Learn more about bromine from
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1, 2, & 4 are ways it benefits students. The other two choices seem to be more about study skills rather than student self reflection benefits.
