I believe it is B. Resolving the issues in court
The effect of a long tradition of dictators have on a country is that, policy and governance wise, it will become more stable and more consistent because what he or she thinks good for the country is always implemented. The downside of having a dictator is that the things that he think is good might not be good among other people. In other words, abuse of power.
Explanation:
Asimov's thesis is that the beauty of science is the same as the beauty of nature. He expands on this theory with a grandeur explanation of the vast happenings in nature and the universe, such as the speed of light and sound, and the truth that the stars are really amazingly large suns like our own.