Final answer:
Religion and language are key elements in conducting regional studies.
Explanation:
Religion is a significant factor in regional studies as it influences culture, values, and practices, including rituals related to life events such as birth, marriage, and death. It plays a crucial role in shaping communities within a region. When conducting a regional study, identifying physical and human factors such as language, religion, climate, and political units helps understand the characteristics and boundaries of a specific area.
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