The Difference Between the AAIDD and the IDEA Definitions of Intellectual

The difference between the AAIDD and the IDEA definitions of intellectual disabilities is _____.

A) the impact on adaptive behavior is considered only in the AAIDD definition
B) the AAIDD definition considers functioning within the context of the environment
C) the effect on intellectual functioning is mentioned only in the IDEA definition
D) manifestation during the developmental period, or before age 18 years, is not a part of the AAIDD definition