I think, they rely on primary sources because these sources are original and more trustworthy
<span>B. the sight of the American flag hoisted at Fort McHenry even after being under attack for over 24 hours</span>
Stop racism, segregation and sexist
<span>Ethics should be a part of invention and discovery because it describes what is good for individuals and to the society. It is a system that concentrates on the welfare of everybody. It involves defending the concepts of good and bad and right or wrong conduct.
If something is to be invented, or something new is discovered, after effects should be discussed whether it brings something good to everyone or not.
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Answer:
The last one. Free trade zone.
