which image best illustrates a main point that celebrating heroes recognizes people for doing good things…

Brief Explanations:

The first image shows a group of people in formation, likely a military or ceremonial group, which may not directly relate to recognizing individuals for doing good things. The second image shows a person with a prosthetic leg running, which is an inspiring story of an individual overcoming challenges but may not be the best - fit for celebrating heroes in the context of doing good things for others. The third image shows a child dressed as a superhero, which symbolizes the idea of heroes and can inspire others, and also represents the concept of doing good things as superheroes are often associated with helping others.

Answer:

The third image (the child dressed as a superhero)