An OTR is evaluating an 18-month-old child who has a congenital visual impairment. The parents report that based on an early development chart found online, the child is not achieving developmental milestones. What is the next appropriate action?
a. Recommend a pediatric ophthalmologist evaluation
b. Refer the child to a developmental pediatrician
c. Perform a comprehensive developmental assessment
d. Encourage the parents to consult with a genetic counselor