Final answer:
The custom of serving the men with the mead-cup suggests a designated cup-bearer serving the cup, symbolizing hierarchy in the culture.
Step-by-step explanation:
The custom of serving the men with the mead-cup in ancient cultures suggests c) a designated cup-bearer serves the mead-cup, symbolizing hierarchy. This practice indicates a hierarchical social structure where certain individuals were assigned specific roles and responsibilities in the culture. The cup-bearer would hold the position of serving the mead-cup to the men, highlighting the existence of social hierarchies and divisions of labor within the society.