The correct answer is B) point-biserial.
Drew is interested in assessing the degree of relationship between belonging to a Greek organization and the number of alcoholic drinks consumed per week. Drew should use the point-biserial correlation coefficient to assess this.
This term is used in statistics. When the researcher wants to measure the association of a continuous variable and another dichotomous variable. So this is the case of this question when Drew tries to know if there is any relationship between belonging to the Greek fraternity and how much alcohol he probably is going to drink.