Its important because If you knoe about child development then you it could help with your child or someone elses child.
The answer is cells. Answer is in Quizlet Lifepac Health Self Vocab Test. It's the right answer.
Answer:
Dehydration instigates sweating, illness, fever, and urination.
Local communities can come together to put their help into making the world better, and if everyone puts a little in it’ll make a big difference