I think the answer is A hope this helps
Answer:
a closed circulatory system.
Explanation:
an earthworm circulates blood exclusively through vessels.
Epstein (1965) presented observers that photographs of a quarter, dime, and half-dollar were all equal in physical size. The photographs were at the same distance from the observers. Using only one eye the observer said that <span>the dime was closest, the quarter was farther than the dime, and the half dollar was farthest of them all. Using two eyes this was not the result, because they were aware of the distance. So, t</span>his Epstein's results showed that familiar size is most effective when other information about depth is absent.
Answer:
f. chemical whetearing occurs when rocks minerals are broken down
The correct answer is D.crust, mantle, outer core, inner core
Hope this helps and please mark brainliest!