One of the problems with individual assessments of children/adolescents with ADHD on intelligence tests is

A-Intelligence has nothing to do with ADHD
B- The testing situation is inherently boring, so they will not score well on these tests
C-The examuner performs most of the executive function tasks
D-They’re most often given in group format, which places children with ADHD at a disadvantage

D- They’re most often given in group format, which places children with ADHD at a disadvantage