<em>knee is a joint...
knee caps are made up of cartilage ,, so it is connective tissue...
</em>
I don't understand the question
Answer:
In 1900, the top three causes of death in the United States were pneumonia/influenza, tuberculosis, and diarrhea/enteritis. Communicable diseases accounted for about 60 percent of all deaths. In 1900, heart disease and cancer were ranked number four and eight respectively.
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Explanation:
no i dont have i am sorry