I think it's really difficult to choose one. But in my view both of A and C look like the right ones. It will be good to consolidate these statements together. Because human nature really remains the same but the only thing always changes is the values.
Answer:
The correct answer would be C. He's giving up something he loves in order to go do good for other people and serve in the military. Most people would say that is pretty admireable.
Explanation:
Rush
Difficulty
Steady
Holding
Engages
Blind
Provisional
Pursuit