The instructor really knows the subject.
The sentence is referring to a instructor so it should be the instructor not that instructor. It shouldn't be written as reallyknows it should be really knows. There is no need to capitalise the first alphabet of subject as it is simply a common noun.
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The woman and the host is the characters in "Arrangement in Black and White" that conveys refinement because the woman is the one that ask the host to present her to one of a negro singer which is Walter Williams, so the host and the woman does or conveys refinement to the singer.
<span>Drug addiction is a serious problem that is overcoming the nation and must be taught to avoid its continuation.</span>
The answer is C. Owner’s Equity
Hope this helps you
