Final answer:
Religion is a shared system of beliefs and practices concerning what a person holds sacred. It is found in every known culture and is usually practiced in a group setting.
Step-by-step explanation:
Religion is a system of beliefs, values, and practices concerning what a person holds sacred or considers to be spiritually significant. It is a shared system of beliefs and practices regarding the interaction of natural and supernatural phenomena. Religion is found in every known culture and is usually practiced in a group setting.