Answer:
"But a subgroup of kids, about 10% or 20%, showed a dramatic onset of symptoms after their injury and persistent symptoms that in some cases remained even 12 months after the injury."
Explanation:
I read the Article and took the quiz. I really hope this help :D
<span>Comparing her laugh to gold mines.
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I'm pretty sure it's (A) a bean pole, because they are very thin. Hope I helped!