A Study Found a Strong Correlation Between Parental Bonding and Adolescent

A study found a strong correlation between parental bonding and adolescent drug use.Children with stronger bonds to their parents were far less likely to try drugs or alcohol.However,the researchers,after examining their data more closely,discovered that parental bonding was really a predictor for teen religiosity.Consequently,high levels of religiosity prevent drug use rather than parental bonding.This means that religiosity was a(n)

A) spurious variable.
B) issue of reflexivity.
C) paradigm shift.
D) intervening variable.