An event that sparked competition and encouraged americans to invest in science
D. contain relevant information
Authoritative sources are works known to be reliable and highly trusted because its authenticity is extensively recognized by experts. Once your source is reliable, the information you need is certainly relevant to your study.
Authoritative sources could be up to date and have thoughtful opinions, however, any sources could have this too.
Any articles are easy to find simply by using the internet. But the question is, are they reliable?
There are many factors that affect the city being a car production place.
First, the amount of flat land can attract the large manufctors. Car production requires a large amount of space, so they're usually in places with large amounts of flat land.
Second, usually the car production plants are near the source of raw materials. They're near coal fields, or iron markets. These raw materials are heavy and bulky, putting factories near the source can reduce the transport cost.
Third of all, with a lot of car production plants in the same area can prevent them from moving out. This is called industrial interia. They can enjoy agglomeration economies which they can for example order iron or steel together in bulk for a cheaper price or enjoy the abundant labor supply together.
Last but not least, the help of government is important too. Government policies and tax allowances can promote the car munfactors to stay.
Answer:
the Mississippi River basin
Explanation:
In 1803, the United States purchased imperial rights to the western half of the Mississippi River basin from France as part of the Louisiana Purchase. The agreement gave the US sole authority to obtain the land from the indigenous peoples, either through contract or conquest.
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