Answer:
He adapts willingly to new situations.
Explanation:
Heart of a Samurai is a young adult historical novel that was written by American author Margi Preus. This novel is based on the true story of Manjiro Nakahama. Manjiro Nakahama was a young fisherman who lived in a village in Japan.
Manjiro Nakahama adapts willingly to new situations. This best states a heroic quality of Manjiro in the chapter of Heart of a Samurai
I believe that it may be the answer C.