Todd runs around the classroom, can't seem to sit still or concentrate, and is easily excited. with which disorder might todd be diagnosed?

People like Todd have weak executive function. This consist of mental skills of your brain to pay attention on the task at hand, plan and organize things, control yourself of bad behavior and multitask. The active part of your brain controlling this is the frontal lobe. It basically consist of two groups: the organizational skill and the regulation skill. Together, they keep your thoughts in the right order and avoid behaving inappropriately in public. Common symptoms of behavior like Todd's is diagnosed as Attention Deficit/Hyperactivity Disorder or ADHD.

Pilgrims is the answer