Marcus is smiling at the sound of his mother’s voice and looks in her direction when she speaks. To her delight, he is also beginning to babble throughout the day. Marcus is likely how old?

Rekha finds her classroom to be uncomfortably cold, so she responds by wearing her sweater and activating the heating system. What type of effect does the cold classroom have on Rekha’s behavior?

  Four-year-old Alexis has been progressing in her match-to-sample program and can match dozens of items in an array of three. Dr. Sundberg recommends which of the following?

  A motivating operation is any set of events, stimulus, or condition that alters the _____ of some stimulus as a reinforcer, and alters the _____ of some response that has produced that consequence.

Which of the following is a component of quality MTSS?

  When Steve wants his iPad, he typically screams and cries until his mother gives it to him. Steve’s therapist decides to print out a picture of an iPad, and give it to Steve. The therapist repeatedly pairs the picture of the iPad with his real iPad. Now, when Steve wants his iPad, he hands his mother the picture of the iPad, and she proceeds to give Steve his iPad. Which of the following procedures best describes this scenario?

Charli displays a smile upon hearing her father’s voice and turns her gaze toward him as he speaks. To his great pleasure, she has also commenced babbling throughout the day. What is Charli’s probable age?

Lack of preparation and time-consuming error corrections can lead to which of the following?

Maggie engages in high rates of disruptive behavior when in instructional settings. In an effort to reduce the frequency of Maggie’s disruptions, her therapist gives her frequent access to her favorite toy randomly when in the teaching environment. Maggie’s therapist is using which of the following teaching procedures to reduce disruptive  behavior within the instructional setting?

A teacher is working on multiplication tables with her class. Which of the following is an example of using choral responding?