A.)federal government increased participation in businesses.
explanation
WW1 was an economic booster for the US and as the war continued in europe the us were thriving in manufactering and profits. The other choives dpmt have any logical reasoning so choice A is best.
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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