Final answer:
A literature review is crucial in both inductive and deductive research to develop a conceptual or theoretical background.
Step-by-step explanation:
True. In both inductive and deductive research, a review of the literature is essential to develop a conceptual or theoretical background. A literature review involves examining existing research in the field, including previous studies and background information on the topic of study. It helps researchers gain knowledge about prior work conducted, positions their own research, and builds upon existing knowledge.