I would say the best answer would be B) is the information up to date?
The other three aren’t necessary (illustrations, online, and being in US).
It needs to be current and accurate.
B,D letters in the image represent the heart's ventricles. thus option D is correct.
<h3>What are the parts of the heart?</h3>
The left atrium, right atrium, and two lower chambers known as the left and right ventricles make up the four chambers that make up the heart. The tricuspid, pulmonary, mitral, and aortic valves are among its four valves.
The ventricle is one of two sizable chambers at the base of the heart that gather and discharge blood to the lungs and peripheral beds of the body. An atrium, a nearby chamber in the upper heart that is smaller than a ventricle, provides the blood pumped by a ventricle.
Learn more about heart here:
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Each scientist made an important, but unrelated, contribution. Scientists built on the previous work of other scientists to make new discoveries. Most of the discoveries were made by chance and did not depend on prior knowledge.
The answer is true. Have a great day!