Mental health professionals use a range of tools and techniques to evaluate and diagnose conduct disorder. This may include conducting interviews with the individual and their families, observing the individual in different settings, and using standardized assessment tools to gather information about the individual's behaviour patterns. It is important for clinicians to consider the frequency, severity, and duration of the behavioural problems in order to make an accurate diagnosis of conduct disorderDifferentiated instruction plays a key role in providing the necessary support for students with ODD. This involves adjusting teaching methods, materials, and assessments to accommodate the varying learning styles and preferences of students with this disorder. By creating personalised learning experiences, educators can help students with ODD engage more effectively with the curriculum and reduce instances of oppositional behaviour in the classroom..