The type of moral education that explicitly tells adolescents what they "should" and "should not" do is called:

Values clarification. It aids an individual in having increase awareness of whether something is right or wrong. 

This allows adolescents to determine whether something is allowable with regards to societies moral values. 

ANSWER:

Values clarification is the type of moral education that explicitly tells adolescents what they should do and not do.

EXPLANATION:

Values clarification as a part of moral education helps to identify the values that guide or influence the tastes, interests and choices of adolescents. This education must be provided to adolescents so that they can become aware of what is right and what is wrong. Values clarification help adolescents to understand and reflect on their values or ethics that have been instilled in them. Values clarification helps adolescents to understand whether or not their actions are meaningful and thereby enables them to differentiate between actions they can undertake and the ones they cannot.