Your answer is C...
If i am incorrect, then i am sorry..
Answer:
b
Explanation:
boy brain are larger than girl brain which causes it to be better at jobs like throwing a ball or hammering a nail
It's D. Stretching opens up arteries. This makes blood more able to get through and lowers blood pressure. Stretching makes your muscles ready for an exercise. Improved circulation is just like lowering blood pressure because it opens up arteries, veins, and capillaries. D is wrong because stretching doesn't make your heart stronger. I hope this helps! :)
The Muscular System moves parts of the body and operates internal organs.