Concept:Mali is a landlocked country that depends on neighbouring coastal ports for overseas trade.
Explanation:The most important sea port used by Mali is Abidjan, located in Côte d'Ivoire.
This port has historically handled a very large share of Mali's imports and exports.
It is closer and better connected by rail and road to Mali than most other West African ports.
Other ports such as Banjul, Dakar, and Lagos are also used, but Abidjan is the most prominent.
Answer:Exports from Mali are most likely to pass through Abidjan. Option B is the correct answer.