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Physics, 29.06.2019 20:00 reneewilliams20

Which of the following statements is true? a. pollen, cat hair, and mold could trigger an asthma attack for some people. b. asthma is usually when the trachea swells making it difficult to breathe. c. you can prevent asthma. d. you should wait to use an inhaler until you have very intense asthma attack symptoms.

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Which of the following statements is true? a. pollen, cat hair, and mold could trigger an asthma at...
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