Diversity refers to the presence of differences among individuals and groups based on characteristics such as culture, ethnicity, gender, age, religion, social background, abilities, beliefs, and experiences. In the field of social psychology, diversity is studied to understand how these differences influence human behaviour, social relationships, group interactions, and attitudes. The application of social psychology helps explain how people perceive diversity, how prejudices and stereotypes develop, and how inclusive environments can be created. Social psychology examines the process of social categorization, where individuals classify themselves and others into different groups. While categorization helps people understand the social world, it can also lead to in-group favoritism and out-group discrimination. People may develop positive attitudes toward their own groups while forming biased opinions about others. Social psychologists study these processes to identify the causes of prejudice and develop