A 9 year old child disturbs other people is destructive

1.       A 9 year old child disturbs other people is destructive, interferes when two people are talking, does not follow instructions and cannot wait for his turn while playing a game. He is likely to be suffering from

a.       Emotional disorder

b.       Behavioural problems

c.       No disorder

d.     Attention deficit hyperactivity disorder 

Ans ; d