An Adolescent on the Unit Is Argumentative with Staff and Peers

An adolescent on the unit is argumentative with staff and peers. The nurse tells the adolescent, Arguing is not allowed. One more word and you will have to stay in your room the rest of the day. The nurse's directive is

A) inappropriate; room restriction is not treatment in the least restrictive environment.
B) inappropriate; the adolescent should be offered a sedative before room restriction.
C) appropriate; room restriction is an effective behavior modification technique.
D) appropriate; the adolescent should not have conflicts with others.