Step-by-step explanation:
The correct answer is:
E. All of these
According to the World Health Organization (WHO), the increasing number of persons with disabilities in the United States can be attributed to multiple factors, including aging, the emergence of chronic diseases, injuries caused by road crashes, and conditions such as HIV/AIDS. These factors contribute to the prevalence of disabilities in the population and highlight the importance of addressing healthcare and support systems to meet the needs of individuals with disabilities.