The correct answer is D. ocean floor mapping and earthquake tracking
Tracking earthquakes is helpful because it shows where it came from and what caused it, as well as how it affected the environment, while ocean floor mapping is useful because it shows how the bottom of the sea changed over time which happens due to tectonic activity.
globalization has led to an improvement in standard of living through improved roads and transportation, improved health care, and improved education due to the global expansion of corporations.
<span>centeral south america or in africa</span>
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A parallelogram is an object that has four sides and its opposite sides are parallel and are the same size.
A trapezoid is an object with four sides and only one pair of opposite sides are parallel the other pair is not.</span>
Steel production in the United States is mostly used for:
<h3>What is Steel?</h3>
This is an alloy which contains iron and carbon that is typically used in engineering constructions.
In the United States of America, the steel production has been majorly used for the electrical furnaces which accounts for over 68% of total steel production.
Please note that your question is incomplete so I gave you a general overview so you can have a better understanding of the concept.,
Read more about steel production here:
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