Read this statement from an argumentative speech. the 15 percent increase in orchestra enrollment is in-your-face proof that publicity pays off. what is most needed to strengthen this statement?

If a student is using this passage as an appropriate research source, which of these is the least likely way it will be used? a) to evaluate the issues and beliefs of dr. martin luther king, jr. b) to analyze effective communication styles of great american speeches c) for statistical data on segregation and discrimination in american society d) for information about methods of expressing discontent about racial injustices in america