An Upper Level Sociology Class At A Large Urban University Has 120 Students Incl

An upper-level sociology class at a large urban university has 120 students, including 32 seniors, 48 juniors, 22 sophomores, and 18 freshmen. If instead you are to select a disproportionate sample of size 44 from the classroom, with equal numbers of students from each class level in the sample, how many freshmen will there be in the sample?