Answer:
The passage uses the interrogative mood to get people to think and to ask themselves questions.
Explanation:
The way the questions are posed they are rhetorical which is a characteristic of interrogative mood.
Answer:
He had mastered the art of healing wounds. The old General of Japan had full faith in his abilities as a surgeon. He did not believe any other doctor. He was not keeping good health and could require a surgery any time, so Sadao was not sent with the troops abroad.