The principal at Marina Middle School wants to determine if the 120 students in the seventh grade prefer to visit the aquarium or the science museum for their end-of-year trip. Select All The sets of people that would be a representative sample of the population. 20 sixth-grade students, 20 seventh-grade students, and 20 eighth-grade students

10 seventh-grade boys and 10 seventh-grade girls

25 seventh-grade students

15 seventh-grade boys and 5 teachers

25 students from the school