Noah Is an Active, Inquisitive 4

Noah is an active, inquisitive 4.5-year-old who has autism. The family and therapists have brainstormed a variety of ways to increase Noah's toileting skills. Currently, he has at least four accidents a day. In light of recent evidence-based practice, what is the best way to increase Noah's toileting independence?

A) Use an alarm system in his underwear to signal when he is wet.
B) Take him to the bathroom every 15 minutes.
C) Show Noah a short videotape of himself correctly urinating in the toilet.
D) Place diapers on Noah, and wait until he is ready for toilet training.