Multiple choice

Diseases are classified as chronic or acute depending upon their______________.

  1. symptom

  2. source

  3. duration

  4. symptom and source

  5. source and duration
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Diseases are classified as chronic or acute depending upon their duration. For eg.,  an acute disease is a short-lived disease, like the common cold. A chronic disease is one that lasts for a long time, usually at least six months. Thus, this is the correct option.

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