People may say that 18 year olds are capable of doing the same things adults do. But, that is not true. Greenblatt says scientists have realized the part of your brain that makes executive decisions doesn’t develop until 25 (5). Why would you let young adults make life or death decisions if their brains aren’t fully matured? We shouldn’t let teens under 21 make important commitments on their own if that part of their brain isn’t ready for it. Greenblatt states, “What’s important, after all, is not passing a test or meeting an arbitrary age requirement but learning lessons and applying them to real life (30).” Teens haven’t had much experience because most have them have relied on their parents most of their life. Minors are influenced by older people and think they are grown up too and make grown up decisions that they might regret later on. People tend to be more responsible at 21 than 18. Some still depend on their