I think it’s c let me know if i’m wrong
Hola amigo mi no hablas ingles mi only hablas español
The answer to this question is B.
Answer:a. A timer to signal how long to brush teeth
Explanation:
Stimulus control of behavior occurs when the performance of a particular behavior is controlled by the presence or absence of a discriminative stimulus. For example, the presence of a stop sign (a discriminative stimulus) at a traffic intersection increases the probability that "braking" behavior will occur.
