The answer is the third one
At first the people does not bluntly show gratitude to Jim, they treat what he does as his work which does not need gratitude. Later on, they learned that they must thank him for his work even if he gets paid for doing it. They should still show gratitude to him, this boosts his morale and will make him enjoy his work more.
Answer:
B. to reflect a hopeful, cohesive view of American society
ANSWER:
Archimedes' principle states that the upward buoyant force that is exerted on a body immersed in a fluid, whether fully or partially submerged, is equal to the weight of the fluid that the body displaces and acts in the upward direction at the center of mass of the displaced fluid. This principle is a law of physics fundamental to fluid mechanics. It was formulated by Archimedes of Syracuse.
It's probably clear because i understand it perfectly well :)
