A leader demonstrates integrity by doing the right thing even when no one else is around to witness it.
A leader does not only need to have integrity to become successful. He must also be respectful, reliable, courageous, positive, motivational, and sincere. He must also be a visionary in the sense that he already envisioned what his organization will become under his leadership.
A successful leader not only increases his value of self but also those people under his leadership. He must also serve as an inspiration for people under his leadership to become a better version of themselves.
The answer is either agility or coordination I believe
A healthier way of reacting would be to congratulate your friend and be happy that they made the team. Support them and practice with them so you can try out for the team next year.
D) help them complete the task
I would to be a good person