<span>Japan is isolated by the sea</span>
In order to keep off people who have some form of threats off the airplanes, the passenger list are maintained and mornitored by the Transportation Security Administration.
<h3>What is the passenger list?</h3>
The passenger list refers to a manifest of passenger that contains their details while on course of a journey to another location
Hence, these passenger list are monitored and maintained to keep people who are possible threats off airplanes.
Therefore, the Option A is correct.
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<em>brainly.com/question/19268349</em>
Answer: The Western United States is the region comprising the westernmost states of the United States
The Western U.S. is the largest region of the country, covering more than half the land
Explanation:
The New England colonies had a lot of rocky soil, mostly hills which made farming challenging for the new colonists and short growing season. The Appalachians stopped further expansion West.