Discuss the factors that cause or influence teenagers to engage in each of these types of risky behaviours(risky sexual behaviour, eating disorders especially among teenage girls, alcohol and drug abuse, risky behaviour behind the wheel)

Risky sexual behaviour - peer pressure -  their friends may have forced to do it or they've seen their friends do it and they wanted to be just like them.
eating disorders especially among teenage girls - seeing it on social media and seeing plenty celebrities nowadays having the ' perfect figure'.
alcohol and drug abuse - again peer pressure - being forced by a friend to do it just to fit it.
-or seeing it on tv and thinking it's okay.
risky behaviour behind the wheel- i am not too sure about the answer for this but it could be an influence they have seen o tv.
or an influence where they have seen another person  do it so they think it's okay.

Ibelieve it is c