Xithlaly is in charge of selecting the prom committee for her school. The committee must consist of 15 upperclassmen (juniors and seniors), with at least one student from each grade. Which of the following is a viable solution?
Option #1: 4 juniors and 12 seniors
Option #2: 15 juniors and 0 seniors
Option #3: 6 juniors and 9 seniors
Option # ___ is a viable solution.