Answer: Coal
Explanation: Natural gas is basically gas that comes from nature so if you use coal it creates natural smoke or gas. Also like fossil fuels create natural gas as well.
The opposite of "rare" is
A.Frequent
Answer:
B. Some people take their umbrellas out into the rain, even though they are supposed to keep these items out of the rain so that they do not get ruined
Explanation:
This sentence serves as the best summary for the excerpt.
The type of inductive reasoning used in the argument is Reasoning by authority. Because what the Author of the textook stood is used as evidence for the conclusion of the argument, which is that Plato did start a university.
In other words, the evidence that Plato actually started a university is the statment mentioned by the author of the textbook mentioned. If the author says that this fact happened, then is true and inductively valid.
