[U6Q] Liam is a technician who is working with Mabel, a 4-ye…
Liam is a technician who is working with Mabel, a 4-year-old with a moderate intellectual disability. Mabel readily approaches others, babbles, and produces sounds. While playing with animal toys, Liam holds up a cow and says, “Moo!” Mabel will sometimes hold up another toy and quietly say, “Ooo” or “Mmm.” Liam wants to teach Mabel to mand as soon as possible. Which of the following would be most appropriate for Liam to teach first?