The components that make up the cardiovascular system are....
The Heart.
The Arteries.
The Veins.
The Capillaries.
<em>Hope this helps</em>
Answer: B
Explanation:
Evolution is a process of elimination. the traits that are successful and help them survive are kept for the next population, because they are abet o survive to repopulate. So its improvement.
It is B tsunamis I'm pretty sure
