​If One Follows Thomas Mann's Career,one May Conclude That He

​If one follows Thomas Mann's career,one may conclude that he

A) ​shed his conservatism and embraced liberalism when the consequences of conservative policies became clear in World War I.
B) ​never regretted his political conservatism when World War I began.
C) ​supported socialist totalitarianism.
D) ​saw Nazism as a reversion to the primitive and never abandoned his old-fashioned conservatism.
E) ​confirmed the observation that a young person who is not a socialist has no heart and an old person who is still a socialist has no brains.