Final answer:
Consider the priorities and responsibilities at hand and communicate with your class instructor to find possible alternatives.
Step-by-step explanation:
When facing the decision of whether to lecture to the barrio youths or attend your class, it is important to consider the priorities and responsibilities at hand. If the lecture to the barrio youths is an opportunity to make a meaningful impact and aligns with your goals, you may choose to prioritize that over attending your class. However, it is essential to communicate with your class instructor and explore possible alternatives, such as attending a different class session or obtaining lecture notes from a classmate.