Expository essays primarily inform readers about topics.
Expository essays are written to either describe or explain a certain idea or point that the writer is trying to get the reader to understand.
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Most schools ban soft drinks from student vending machines. It happened when Obama was President & his wife Michelle Obama decided to get rid of all unhealthy food & drinks at schools. Most schools today still observe a healthy diet in schools today.
The answer is: [B]: Gastro-
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(Note: Think: "gastrointestinal" (GI);
"gastric bypass";
"GERD" (for "gastroesophageal reflex disease");
"gastroenterology" / "gastroenterologist";
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Answer choice [A]: "Chiro-" refers to: "hand" (e.g. "chiropractor").
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Answer choice [C]: "Cord/o-" refers to: "cord", or "spinal cord";
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Answer choice [D]: "Dom- " is either non-existent or little known
(in terms of medical terminology).
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