Xenophobia is a fear of something that perceived to be foreign ( like foreign culture, people with physical difference, etc to the point where they developed hatred and suspicions toward them)
It violates the article 2 of Declaration of human right, the freedom Discrimination
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Adverbs describe how something is done, or where, for example "in the woods" or "quietly". In the sentence above it's "above the earth" - they circle (where?) - above the earth (b).
In the US, companies can test employees for drug use. However, under any circumstances they cannot do so. For private companies, drug testing is controlled by individual states. States generally permit testing<span> as long as proper procedures are followed. States sometimes give employers a discount on their employees' compensation insurance premiums provided that they follow certain procedures to keep a drug free </span>workplace. On<span> the other hand, states with restrictive drug testing laws, they don't usually allow testing for drugs except in particular circumstances.</span><span> </span>
