Answer:
The answer to the first one is a. Harvey described the way the human body works in a way that made it seem less mysterious.
The answer to the second one is b. Newton was the first to show that nature is ruled by a set of laws that allow us to predict outcomes.
Explanation:
William Harvey was the 1st one to accurately find and explain the system of blood circulation inside the human body.
Prior to his findings, how the human body functions was a total mystery and many people believed in religious superstitions and miracles.
Sir Isaac Newton discovered the the idea of gravity, rules of motion, calculus and any more. He is regarded as one of the greatest physicists of all human history.
But his 3 laws of motion allowed to realize a lot of people that the nature works according to a set of natural laws and not because of the will of some deity or a god.
Okay so one with the lady seems as if she is bolting something in with a screwdriver. So the caption "It's our right too" seems to mean that the woman also want power in America. That they are American and should be given the same rights as the American men do. Picture two seems as if there is a aviator during WWl and is describing how the war was caused by whoever started it and their rebuttal is "We'll give'em hell!" Lastly the third picture looks as if a boat is sinking and if you spread any vital information "Loose lips might sink ships" simply means that anything that you might say in that era that could affect the ongoing war spies and other enemies might listen in and report causing failure in the war.
They interpreted it so that people are allowed to have weapons even if they're not associated to a militia or the army or the police force and can use them for self defense. The legislation that prohibited people from having weapons or that forced them to keep them unloaded and in pieces was determined to be unconstitutional and people were allowed to have weapons if they wanted to have them.