Hello! Unusual means that something is uncommon or different. A and D are eliminated, because a routine and typical mean regular or ordinary. Unpleasant does not mean the same as unusual, either. Unique is the word that best fits unusual, because they both mean different, uncommon, and something interesting. The answer is C: Unique.
Essay writing is given to students in order to test their writing skills and knowledge of a topic.
<h3>How to write an essay?</h3>
Based on the information given, the way to write the essay will be given. Firstly, it's important to decide on your topic. Here, the topic is your favorite book.
Research should be done on the topic and create an essay outline. Set your argument in the introduction and develop it with evidence.
Finally, check the content, grammar, formatting, and spelling, of your essay.
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Answer:
Light can travel in a vacuum, and its speed is constant even if the light source is moving.
Explanation:
