Q1. An approach to enhance organisational effectiveness using behavioural science knowledge is called ________________a. Organisationalb. Organisational developmentc. Leadersd. None of these Answerb. Organisational development Q2. Both change management and organisational development lay emphasis on improving the performance and efficiency of an organisation.a. Trueb. False Answera. True Q3. Organisational development focuses only on individual level.a. Trueb….