(a) For any two of the following countries: Nigeria, Ghana, Sierra Leone and The Gambia, list (i) two commodities exported to countries outside West Africa ...

(a) For any two of the following countries: Nigeria, Ghana, Sierra Leone and The Gambia, list
(i) two commodities exported to countries outside West Africa
(ii) two commodities imported from those foreign countries

(b) Choose one of the countries in (a) above and name three of its most active foreign customers

(c) What four measures can a country which experiences Unfavourable balance of trade take to remedy the situation?