<em>“The inflated style itself is a kind of euphemism. A mass of Latin words falls upon the facts like soft snow, blurring the outline and covering up all the details. The great enemy of clear language is insincerity. When there is a gap between one’s real and one’s declared aims, one turns as it were instinctively to long words and exhausted idioms, like a cuttlefish spurting out ink. In our age there is no such thing as ‘keeping out of politics.’ All issues are political issues, and politics itself is a mass of lies, evasions, folly, hatred, and schizophrenia. When the general atmosphere is bad, language must suffer. I should expect to find — this is a guess which I have not sufficient knowledge to verify — that the German, Russian and Italian languages have all deteriorated in the last ten or fifteen years, as a result of dictatorship.”</em>
He got it for creating new poetic expressions within the great American song tradition
Mr. Praed says he knows nothing of Mrs. Warren's profession, but his behavior indicates otherwise. However, he does not seem bothered by the fact that Mrs. Warren is a "working woman." He is nonjudgmental. As an architect, he is not of the upper class, but of the middle class.
Mr. Crofts, however, is directly involved in Mrs. Warren's profession by the fact that he owns brothels. His moral sensibility is much worse than Mr. Praed's as a result. He is a member of the upper class and feels very entitled to his wealth--also lowering his moral sensibility.
The answer is c "do not understand what the sign says.