Which of the Following Statements Is True Relative to the Effectiveness

Which of the following statements is true relative to the effectiveness of the Profile of Moods States in discriminating among groups of athletes of different skill level?

A) Except for a small difference in vigor scores,athletes at different levels of achievement report essentially the same level of mood.
B) As suggested by Morgan,it is possible to consistently differentiate between athletes of differing skill level.
C) Athletes at different levels of achievement can be consistently differentiated.
D) None of the above.