Awesome almonds wants to see if their new almond flavor is enjoyed more by high school or middle school students. they decide to visit one middle school and one high school in houston, tx. after interviewing the students at each school, they determine that middle school students like their almonds more than the high school students do. what is the sample of the population

all students who attend middle school or high school in the country

all students who attend one middle school and one high school in houston, tx

all students who attend middle school or high school in houston, tx

all students who attend middle school or high school in texas