The tropic of Capricorn is the circle marking the latitude 23.5 degrees south where the sun is directly overhead at noon on December 21, the beginning of winter in he northern hemisphere.
Immediately affirms that the constitution is of the people, for the people, and by the people of the United States.
The fourth alternative is correct (D).
Monopolistic competition consists of an economic system where few companies compete with each other, but each has a relative monopoly power because they sell slightly differentiated products.
An example are the two telephone companies, which sell packages with price, minute, internet, etc. to compete for the same customer.