A Basic Premise of Functional Communication Training Is That a Child's

A basic premise of Functional Communication Training is that a child's maladaptive behavior

A) serves a function for the child and can be reduced by teaching the child an adaptive behavior that serves the same function.
B) originates from some biological disturbance that can be reduced either through medication or classical conditioning.
C) functions in some way that is positive to caretakers and thus is unlikely to be reduced without dealing with caretakers' needs.
D) usually develops over a long period of time and its reduction thus requires lengthy intervention.