Suppose your child takes a standardized math test and scores in the 91st percentile. What does this percentile mean?

A) Your child's score is higher than 91% of the other test-takers.
B) Your child's score is lower than 91% of the other test-takers.
C) Your child's score is the average of the top 91% of scores.
D) Your child's score is the average of the lowest 91% of scores.
E) Your child's score is the median score of all test-takers.