The correct answer is B. The author merely mentions the years leyasu outlived his counterparts but does not provide enough evidence to support his claim.
The author highlights the abilities of Leyasu as a politician, and mentions the admirable work made in all the areas such as being a remarkable general and administrator, he also mentions the fact that he lived and survived certain events, however, the author does not provide explicit examples of what was done in order to suport the statement given, therefore, the correct answer is letter B.