<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:An 8-year-old boy is brought to the physician by his foster mother because of complaints from his teachers regarding poor performance at school for the past 8 months. He does not listen to their instructions, often talks during class, and rarely completes his school assignments. He does not sit in his seat in the classroom and often cuts in line at the cafeteria. His foster mother reports that he runs around a lot inside the house and refuses to help his sister with chores and errands. He frequently interrupts his foster mothers conversations with others and talks excessively. She has found him trying to climb on the roof on multiple occasions. He was placed in foster care because of neglect by his biological parents 3 years ago. Physical examination shows no abnormalities. Neurologic examination shows no focal findings. Mental status examination shows a neutral affect. Which of the following is the most likely diagnosis?? A: Age-appropriate behavior, B: Conduct disorder, C: Oppositional defiant disorder, D: Attention-deficithyperactivity disorder, E: Hearing impairment,  <response>: This is a clinical vignette describing a young boy with behavioral issues such as not following instructions, talking excessively, inability to sit still, interrupting others, and engaging in dangerous activities. Based on the description, the most likely diagnosis is attention-deficithyperactivity disorder ADHD. The key features are inattention, hyperactivity, and impulsivity that are inappropriate for the childs age and cause impairment in school and home functioning. Conduct disorder, oppositional defiant disorder, and age-appropriate behavior are less likely given the specific symptom profile described. Hearing impairment would not explain the behavioral issues described.D: Attention-deficithyperactivity disorder 