Developmental disabilities are a group of conditions due to an impairment in physical, learning, language, or behaviour areas. These conditions begin during the developmental period, may impact day-to-day functioning, and usually last throughout a person’s lifetime. Children develop at their own pace, so it is impossible to tell exactly when a child will learn a given skill. However, the developmental milestones give a general idea of the changes to expect as a child gets older. These disabilities begin anytime during the developmental period and usually last throughout a person’s lifetime…