Yolanda is cursing at other members in the group and occasionally at the leader himself. Other than the curses, she is silent. It is interfering with the group, which, as a whole, can't bypass these outbursts. Something must give. The leader should pay particular attention to:

A) The severity of the curses
B) Yolanda's past history
C) The lowering of her (the leader's) status as an effective controller
D) What Yolanda is not saying