A Score at the 20^th Percentile on a High School

A score at the 20^th percentile on a high school history test is

A) the score at or below which 80% of the scores in the distribution fall.
B) that point in a distribution at which 80% of the test questions were answered correctly.
C) the score at or below which 20% of the scores in the distribution fall.
D) grounds for termination from a varsity team in most high schools.