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.
Answer:
It is for sure not C.
Explanation:
I tried it did not work so not C
Among the choices, option B. Hasn't, is a singular contraction. "Hasn't" is the shortened word for "has not". The rest of the choices are plural contractions: Don't from do not, Haven't from have not, and Weren't from were not.
