According to the System Traditionally Used to Categorize Various Levels

According to the system traditionally used to categorize various levels of intellectual disability,Keaton was classified as moderate.What would you expect of Keaton

A)  IQ score between 55 and 75, and academic skills equivalent to a Grade 6 child 
B)  IQ score between 40 and 55, and academic skills equivalent to a Grade 3 child 
C)  IQ score between 25 and 40, and the ability to learn simple tasks in highly structured environments 
D)  IQ score less than 25, and few or no speech skills