The answer is
A. The heart is a muscular pump that acts to circulate blood to deliver oxygen all over the body.
I think the answer to this question is two to three.
In my opinion, i think it's D but im not sure. Hope this helped, have an amazing day :)
Most people when they are about to catch a ball they have there hand ready but soft, try having your hand ready but at a angle and when you catch it tighten your hand mucsles as fast as you can, you will feel less sting
