I believe it’s C it delivers more oxygen to the body
Answer:
The answer is A, an object must reflect light.
Explanation:
You can't see anything if there isn't any light to see. Therefore something would have to reflect light in order for us to see it. Hope this helps!
Answer:
The 3 functions are transport, protection, and regulation:)
It is something people can cultivate through behavior.
Answer:
One muscle flexes while the other extends
Explanation: