Answer:
The correct answer is - ADHD.
Step-by-step explanation:
ADHD or attention deficit hyperactivity disorder is a medical condition or disorder. ADHD patients or child have different brain development than ability of which affect the brain in various functions performance such as siting still, attentions and ability of retaining the information.
Brains brain activity is less as he is not able to wait still for his turn in games and interrupting the teacher during class and forgetting his home work.
Thus, the correct answer is - ADHD.