Dem/o -----> people ------> greek----> democracy --- government of the people; democraphic --- the study of people;
epidemic--- spreading among people in a region
C- it would be bias for answer A , many high school student don't have a personal trainer as well as blog posts are not reliable, and parents do not have experience the direct impact . Those are all the reason it can't be any of the others.
Observer. He carefully inspects everything he sees.
