According to the sentence "...one could set a trap anywhere and catch a dozen abler men in a night", What was Mark Twain's impression about the king of Turkey?
选项：

A:He thought the King left a deep impression on him.;
B:He thought the king was incapable and incompetent.;
C:He thought the King was pretentious.;
D:He thought the King was not clever enough to be a king.