Why it is necessary to justify the relationship of a present study with a past studies?

Justifying the relationship of a present study with past studies is important to establish the foundation and context for your research. It helps demonstrate the relevance and contribution of your study to the existing body of knowledge, identify gaps that your study aims to address, and build upon existing theories or findings to advance the field. This connection provides a basis for why your research is valuable and how it fits within the larger research landscape.