A 2yo child is very naughty. His teacher complains that he is easily distracted

A 2yo child is very naughty. His teacher complains that he is easily distracted. His parents say
that he can’t do a particular task for a long time. He sometimes hurts himself and breaks many
things. This causes many troubles at home. What is the dx?
a. ASD
b. Dyslexia
c. ADHD
d. Antisocial personality disorder
e. Oppositional defiant
Ans. The key is C. ADHD (Attention deficit hyperreactive disorder).