In a Large Survey Among College-Age Men and Women, It

In a large survey among college-age men and women, it was found that

A) about 75% of the respondents had gone on a binge of heavy drinking once in the preceding two weeks.
B) there was no relationship between frequency of drinking and grades.
C) students with a grade-point average of "A" had no more than one drink per week.
D) "D" and "F" students averaged 11 alcoholic drinks per week.