It is most likely expressive because it focuses on the motivations and fears of the author.
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Answer: Were.
Explanation: When its more than one, you use were is sentences like this, and was when its just one.
We can actually deduce that the two claims that are supported by the information in the passage are:
- Concussions are largely prevalent in high school athletes.
- Following an injury, athletes should rest until their symptoms return to normal levels.
<h3>What is information?</h3>
Information is known to be a body of data, facts, evidences, etc that one gets from learning. To get an information, one needs to have been taught or informed about it.
We can see here that the above two claims are actually supported by the given information in the passage.
Learn more about information on brainly.com/question/1299137
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IT is Actually A,"It shares the detail that the war lasted four years".