Answer:
A.) circulatory, muscular, nervous
Areas with the warmest is the surface
B.) A dog walks to a stream and drinks when it gets thirsty
would have to be your answer..
To calculate this we will use the light equation:

λ

We have Frequency

.
We know that speed of light in vacuum is

.
Since a unit of speed of light is m/s, we can change the unit of frequency Hz to 1/s, since Hz means cycles per second (f=1/T).
So:

<span>

</span>
<span>

λ

</span>⇒ λ

⇒ λ

⇒ <span>λ</span>
Answer: Cross pollination. The bee is taking from a new plant and giving it to the old plant so the old plant can be good as new. Good enough for ya mods?