The <span>ability of leukocytes to move in and out of blood vessels in order to reach sites of inflammation or tissue destruction is known as leukocyte extravasation (also called <em>diapedesis</em><u />).</span>
Answer: You picked the correct answer, "They all inherited their traits from a common ancestor."
Explanation: Well, one I had a test on this question too and I got it right. Second, if all species shown have something in common (structures) than they most likely got it from a common ancestor.
I think it’s C. I know I’m right
I don't know becuase you didn't we have to do it again soon to get a new one and I will be there in a yyyyyeueheh min to get there by then