There are actually three terms: Ethos, pathos and logos. Each use different methods to capture the attention of your reader and persuade them into doing something by using emotional support or raw facts, depending on what method is used.
General Rules:Don't Use "a," "an," or "the" with a plural count noun when you mean "some of many things," "any," "in general.
Ex:"<span>Movies are entertaining (some movies; movies in general).
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Ex:He likes women (in general).</span></span>
Salt used to be very rare and valuable back then. But now a days you can get it any where and its really cheap.
<span>For the first time in decades, Baby Boomers have been outnumbered by another group—the Millennials.</span>