Idea defines intellectual disability as a "significantly subaverage general intellectual functioning, existing concurrently with deficits in and manifested during the developmental period that adversely affects a child’s educational performance."

Adaptive behaviour.

Explanation:

Adaptive behaviour refers to the skill set  (conceptual, social and practical) that allows an individual to affront daily life circumstances. That's why IDEA defines it like that.

speed

explanation:

answer; i believe its (transgender);