Spot the error. This trend especially threatens children, elderly, and those with compromised immune systems.
Correct answer: B. elderly
- A. especially
- B. elderly
- C. with compromised
- D. immune systems
Explanation
This is incorrect. It should be "the elderly" to properly refer to older people as a group. The correct sentence should be: "This trend especially threatens children, the elderly, and those with compromised immune systems."
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About Digestion
The human digestive system covers the organs from mouth to anus, the movement of food, and the mechanical and chemical breakdown of carbohydrates, proteins and fats. It also includes the roles of digestive enzymes, bile, absorption through intestinal villi, and the assimilation of nutrients by body cells.
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