To predict the performance of her first block class on their next quiz​, a teacher randomly selects 8 students from the class and takes the mean of their scores on the last quiz. Is this sample representative of the​ class's performance on the quiz​? Explain A. Yes, because it is a simple random sample.
B. No, because the students were chosen from the best students in the class.
C.​Yes, because the students were chosen based on their class average.
D. No, because it is a simple random sample.