In a history class that consisted of 30 students, the number of seniors was 3 more than twice the number of juniors, and 3/10 of the students were neither juniors nor seniors.
Column A Column B
The number of juniors in the class 6
A. if the quantity in Column A is greater
B. if the quantity in Column B is greater
C. if the two quantity are equal
D. if the relationship cannot be determined from the information given