You can be any age! But I wouldn't recommend it if you want to get a job
People who are sad because of some one that died
People who have went through a broken heart
Orphans
Homeless
People who became hit by bad news
People who are lonely
People who never have someone to cheer them up.
It's D because first thing you do when you are aging into a adult is find a job
Not talking and verifying your answers with each other like scientists
I will try to give you the best answer by completing your statement.
During a marathon, approximately 99% of your muscles needs are met by the OES or Oxygen Energy System. Energy systems are the ones encharge of distributing the energy you need for a certain act.