Answer:
archival research method
Explanation:
Professor Yarnofsky wonders whether recent acts of airline terrorism have made the public more fearful of airline flight. He secures records of the amount of flight insurance that people have purchased via machines at the airport, and compares the records of insurance purchases before the last hijacking to purchases after the last hijacking. Professor Yarnofsky has employed an <u>archival</u> research method.
Archival research is a method of research which involves searching out information or data from existing records or archives in the carrying out of the study. The advantage or archival research is that it is less expensive as the data needed are already available in storage, secondly, the biases observed in research studies involving human subjects is non-existent in archive research. There is also a lot of data in archive research which increase the accuracy of the results
Answer:
(in some cosmological theories) nonluminous material that is postulated to exist in space and that could take any of several forms including weakly interacting particles (cold dark matter) or high-energy randomly moving particles created soon after the Big Bang (hot dark matter).
Explanation:
When it came to Lincoln's reconstruction plan, the Radicals felt it was too forgiving and did not make enough changes.
<h3>How did Radicals view Lincon's Reconstruction?</h3>
The Radical Republicans in Congress wanted a significant percentage of the South's male population to swear allegiance to the Union and they wanted slavery abolished immediately.
Lincoln on the other hand, wanted only 10% to swear allegiance. The Radicals therefore thought he was too soft.
Find out more on Radical Reconstruction at brainly.com/question/813687.
#SPJ1
The correct answer is that all of these are true events.
Stromatolites are the most common precambrian fossil
