Question

What is circulatory system ?

Answer 1

circulation of water,blood,food all over the body is called circulatory system.

Answer 2

${} \red{hi \: mate} \\ your \: answer \: is........$
I want to tell you about human circulatory system.....
The organ system which is responsible for
the transport of materials inside the human
body is called human circulatory system.
Heart is the main organ of human circulatory
system. The other organs of human circulatory system include arteries, veins and capillaries.