D surface tension because, adhesion is sticking, b makes no sense for this question, and heat has nothing to do with it either, because it distributes it's weight throughout its legs so it doesn't sink (it doesn't weigh much so this works.)
Hope this helps don't forget to hit that heart :)
I believe it’s A I think, I think I’m right
D is false, enzymes can be reused
The heart is a hollow cone shaped muscular pump within the thoracic cavity
