Concept:True appreciation of India's diversity requires developing empathy and critical self-awareness, not just superficial statements.Explanation:First, being sensitive and respectful when discussing other cultures helps avoid stereotypes and builds genuine understanding. Second, constantly reflecting on one’s own prejudices – which come from one’s social background – allows both teacher and student to recognise and overcome hidden biases. Reciting slogans about unity (option a) is only a surface-level action; it does not lead to deep appreciation or real behavioural change. Therefore, only options (b) and (c) together create a meaningful and lasting respect for diversity.Answer:D. Only (b) and (c)