Final answer:
Ancestor worship became important for the Chinese during the Shang Dynasty due to the belief that their ancestors held great power, the need to maintain social order and unity, and the desire to feel connected to their cultural heritage and history.
Step-by-step explanation:
During the Shang Dynasty, ancestor worship became important for the Chinese for several reasons. Firstly, the Shang royal family believed that their ancestors held great power and could help or harm their descendants. Worshiping these ancestors was seen as a way to gain their favor and protection. Secondly, ancestor worship played a role in maintaining social order and unity. By honoring and respecting their ancestors, the Chinese believed they were paying homage to their cultural heritage and deepening their sense of community. Finally, ancestor worship provided a sense of continuity and connection with the past. By acknowledging and remembering their ancestors, the Chinese felt connected to their roots and believed they were part of a long lineage of revered individuals.