The answer is E because heart is circulatory and brain is part of your nervous system.
Answer:
clean
Explanation:
privacy comfortable easy to use
There are 6 elements that are the most important. The acronym, CHNOPS, is an easy way to remember these.
C - Carbon
H - Hydrogen
N - Nitrogen
O - Oxygen
P - Phosphorous
S - Sulfur
We have -
Puma
Mountain lion
Bobcat.
ETC.