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
**Core Concept**
The child's behavior is indicative of a developmental disorder characterized by symptoms of inattention, hyperactivity, and impulsivity. This disorder is a neurodevelopmental disorder that affects a child's ability to regulate their behavior and interact with others.
**Why the Correct Answer is Right**
The child's symptoms, such as disturbing others, being destructive, and interrupting conversations, suggest that he is struggling with impulsivity and hyperactivity. These symptoms are hallmarks of Attention Deficit Hyperactivity Disorder (ADHD), a disorder that affects both children and adults. ADHD is characterized by symptoms of inattention, hyperactivity, and impulsivity, which can interfere with a child's daily life and relationships. The child's inability to follow instructions and wait for his turn during games further supports a diagnosis of ADHD.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because the child's symptoms do not suggest a mood disorder, such as depression or anxiety, which are characterized by different symptoms such as persistent sadness, anxiety, or fear.
**Option B:** This option is incorrect because the child's symptoms do not suggest a conduct disorder, which is characterized by a pattern of behavior that violates the rights of others or major age-appropriate societal norms or rules.
**Option C:** This option is incorrect because the child's symptoms do not suggest Autism Spectrum Disorder (ASD), which is characterized by symptoms of social communication and social interaction difficulties, as well as restricted and repetitive patterns of behavior, interests, or activities.
**Clinical Pearl / High-Yield Fact**
ADHD is a neurodevelopmental disorder that affects both children and adults, and its symptoms can vary across different settings and situations. A comprehensive diagnostic evaluation, including a thorough clinical interview, behavioral observations, and rating scales, is necessary to accurately diagnose ADHD.
**Correct Answer:** D.