B.
This description was probably used for comic relief.
I believe that the answer is D.
Please mark as brainliest; have a blessed day!
Answer:
A. They also help the environment by refreshing the air and by reducing smog and effects to the ozone layer.
Explanation:
The author makes a claim that environment is refreshing by the air and the effects on ozone layer are reduced. This statement is not supported by the evidence. The ozone layer is polluted by the environment pollution. The pollution created by humans is also affecting the air which ultimately pollutes the ozone layer.
The answer is "night and day," because "night" falls<span> and "day" </span>breaks<span>. Your welcome! :)
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C is the complex sentence because it contains the word while and an independent and dependent clause! :)