Which of the Following Is True of the Comorbidity of Speech

Multiple Choice

Which of the following is true of the comorbidity of speech sound disorder and language disorder?

A) DSM-5 prohibits these disorders from being comorbid.
B) Speech sound disorder is almost always a precursor to language disorder, but is almost never comorbid with language disorder.
C) Language disorder is almost always a precursor to speech sound disorder, but is almost never comorbid with speech sound disorder.
D) Most estimates show that the majority of children with speech sound disorder may also have language disorder.