Professor langley emphasizes that premature sexual activity among high school students involves the interplay of alcohol consumption, mass media norms, and teens’ underestimation of their vulnerability to sexually transmitted infections. the professor’s emphasis best illustrates a reliance on

PSYCHOLOGICAL APPROACH

Explanation:

Psychological approaches explains the function and human behavior based on various psychological facors associated with the following, behavioural and social factors such as person's experience,traumas ,conflicts and surrounding environment.

" interplay of alcohol consumption,

mass media norms,"and teens’ underestimation of their vulnerability" to sexually transmitted infections These are all social factors and Behavioral factors which are driven by an individual experience , how they are raised and where they are raised and their own personal reasoning to certain factors.