Final answer:
The main import of the West African kingdoms was gold.
Step-by-step explanation:
The main import of the West African kingdoms was **gold**. Gold was highly valued and sought after by many civilizations for its beauty and durability. It was mined in abundance in the region and became a major source of wealth and trade for the kingdoms. The trans-Saharan trade routes allowed West African kingdoms to export gold to North African and European markets, contributing to their economic prosperity.
Learn more about West African kingdoms and their main import