Final answer:
Halloween is a modern cultural phenomenon rooted in pre-Christian European folklore.
Step-by-step explanation:
Halloween is the modern cultural phenomenon that has its roots in pre-Christian European folklore. It originated from the ancient Celtic festival of Samhain, a celebration that marked the end of the harvest season and the beginning of winter. During Samhain, it was believed that the boundary between the living and the dead was blurred, and people would dress up in costumes and light bonfires to ward off evil spirits.
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