Many candidates attempted this question because it was a popular one.  However, few of the candidates who attempted it could not score high marks because they failed to include some of the following points in their answers.

1. fear of domination;
2. financial problems;
3. differences in currency;
4. most member countries produce similar goods (agricultural products);
5. poor transportation system among member countries e.g. railways, road;
6. smuggling across the borders of member countries;
7. inability to cope with natural disasters like famine, drought, etc.;
8. the region is polarized into two- Franco-phone and Anglo phone;
9. Inter-Ethnic conflict within some member states;
10. political instability;
11. close ties with former colonial masters;
12. the problem of refugees.