I think it is A if not it is B
Answer:
man I need that too are you doing study Island A: A
Explanation:
"Vessels, heart, circulating fluid" are the three components among the following choices given in the question that <span>are common to the circulatory systems of most living animals. The correct option among all the options that are given in the question is the second option or option "B". I hope that the answer has helped you.</span>