Final answer:
Eisuke Shigekawa and Hiroshi Hanada did not stop to help the Ladakhis because they were tired, perceived the Ladakhis as "dangerous," and felt that they couldn't "afford morality." Their priority was reaching their destination quickly.
Step-by-step explanation:
Eisuke Shigekawa said that he and Hiroshi Hanada did not stop to help the Ladakhis because they were tired and the Ladakhis seemed "dangerous," and they couldn't "afford morality." This can be seen as option A. They felt physically and mentally drained, and also perceived the Ladakhis as a potential threat. Additionally, they believed that prioritizing their own well-being and reaching their destination was more important than helping others.