Iwill mark the brainliest! plz ! the track-and-field coach wants to know whether the students in the entire school prefer track races or field events. the coach draws a random sample from the following groups: all students in each grade all teachers in the school all boys in each grade in the school all students on the track-and-field team which group best represents the population she should take a random sample from to get the best results for her survey? (5 points) {a} all students in each grade {b} all teachers in the school {c} all boys in each grade in the school {d} all students on the track-and-field team