Which of the Following Statements Is True Regarding the Epidemiology

Which of the following statements is true regarding the epidemiology of Autism Spectrum Disorder?

A) Autism Spectrum Disorder is more prevalent among White children than African American children.
B) Autism Spectrum Disorder is more prevalent among children from low-income families than middle- or high-income families.
C) Girls are approximately 3-4 times more likely to be diagnosed with Autism Spectrum Disorder than boys.
D) Children who received the measles, mumps, and rubella (MMR) vaccine in infancy are more likely to develop Autism Spectrum Disorder than children who dis not receive the vaccine in infancy.