Indeed first answer indeed
The 3rd one or 1st one is good
The answer is content as content is the one responsible of having to show what the imagery or the work of art is about. Is a way of having to express the subject matter and to depict the portrait that is being displayed as an art for viewers to see and define it in ways that they could understand.
Answer:
People who were against the Movement had strong reactions when faced with powerful, solid freedom singing. And the singing was essential to those of us involved in the action, it was galvanizing, it pulled us together, it helped us to handle fear and anger.