Which Statement Is False Relative to Measuring Mood States as a Way

Which statement is false relative to measuring mood states as a way of identifying early signs of staleness,overtraining and burnout?

A) Mood disturbance is one of the indicators of overtraining in sport.
B) Mood disturbance is closely linked to instances of short term overreaching.
C) Mood disturbance has been observed in swimmers and distance runners.
D) Psychological mood should be monitored as a method of early detection of overtraining.