Final answer:
The city of Coloe was the chief sea port of Axum, playing a vital role in the Axum trade by facilitating the movement of goods such as ivory and spices. It connected Axum with other regions in the Indian Ocean trade network.
Step-by-step explanation:
The city of Coloe played a crucial role in the Axum trade as it was the chief sea port of Axum. It served as a major hub for trade activities, serving as a gateway for goods such as ivory and spices, including frankincense and myrrh, which were highly sought after in the international market. Coloe facilitated the movement of these goods through its port, connecting Axum with other regions in the Indian Ocean trade network.