The answer could be, "Our Bodies." Although I'm not sure because the question is more of a riddle than a question. ;)
Answer:
I think c no bestly describes this
Each cell in the muscle is striated with a single nucleus and they attach to one another to form long fibers.
Answer:
Competition can be positive because it can teach you critical thinking skills and improve your motivation to become better.
Competition can be negative becaue if you win and keep winning you might become arrogant and think you are better than everyone else. That creates pride, and pride is sometimes good, sometimes bad.
I think you should be involved in competitions that help you feel better about yourself when you do win, but don't cause you stress.
Explanation: