Which of the following adolescents is NOT using an internal locus of control? 1. a 16-year-old who has recently joined a math study group so that he can learn and utilize more effective test preparation strategies 2. a 15-year-old who did not make the dance team but has increased her violin lessons from 1x/week to 4x/week, so that she can perform well in upcoming tryouts for the high school band 3. a 17-year-old who is completing applications for a few universities which are lower on his list of favored places to earn his B.S. degree, in case he does not get accepted to either of his two most favored universities 4. a 14-year-old high school freshman who frequently tells her peers that she is "not good in math or science" and acknowledges that she will barely pass these classes"