Answer: C
Explanation: The temp and moisture are the factors of an air mass
Hope this helps!
Answer:
<em>In heart valve disease, one or more of the valves in your heart doesn't work properly. Your heart has four valves that keep blood flowing in the correct direction. In some cases, one or more of the valves don't open or close properly.<u> This can cause the blood flow through your heart to your body to be disrupted.</u></em>
Well does it come with a diagram or you cant send one cuz its online