The units of a connectionist model that are neither the input nor the output units are called what?

To compare a subject with himself or herself under different conditions rather than compare that subject to control subjects, one might choose a( n ) _____ design.

A)analogue B)case study C)correlational D)ABAB

Drake has a lot of trouble paying attention during class time and often gets in trouble for fidgeting and talking to the kids sitting near him, rather than focusing quietly on his work

He has a hard time waiting his turn for just about everything, and he often can't listen long enough to hear and understand instructions for class activities. Drake has classic symptoms of ____________. Down syndrome || dyslexia || epilepsy || ADHD || || ||