Final answer:
A truthful and kind reaction to helping a boy with his things is to help him, demonstrating good character and promoting a positive community environment.
Step-by-step explanation:
A truthful reaction about helping a boy pick up his things would be to choose the kind and responsible action, which is option 2) Help him pick up his things. The other options reflect negative behaviors that are not consistent with responsible social conduct or empathy. Helping someone in need is a display of good character and creates a positive environment. Furthermore, by helping others, we set an example for peers and contribute to a supportive community where everyone can thrive.