Answer: I can only help you with one
4. D because you need data fro what ever your doing.
thats as much as i can help vote me the brainleirst
Im just guessing so i think its a
Answer:
more flexibility in movement
Explanation:
it allows the worm to pass waves of movement along its body to move through loose earth.
<span>A nurse who works in the pediatric unit of a hospital knows that there is danger due to errors in drugs, and that danger is higher for infants and children than adults because children and infants have immature kidney function and liver function.</span>