A law is 100% proven while a theory is not. A law is never wrong while a theory, although widely accepted or has been tested hundreds to thousands of times, may be found incomplete or eventually wrong.
Its not option D yall he lying, its always; always
Explanation:
zoology is the study of animals or it's the phenomenon that talks about animal and beasts that lives in the zoo
The earthworm has a closed circulatory system, and there are 3 main vessels: <span>aortic arches, dorsal blood vessels, and ventral blood vessels.
aortic arches: It functions as the heart of the earthworm
dorsal blood vessels: Responsible to carry blood to the front of the body
ventral blood vessels: Responsible to carry blood to the back of the body
hope this helps</span>
