The leader who spearheaded the Gbaya revolt in 1928 against the French resulting in a series of administrative reforms was A. Karno.

Here are the answers to your questions:

14. The leader who spearheaded the Gbaya revolt in 1928 against the French resulting in a series of administrative reforms was A. Karno.

15. British Southern Cameroons attained a Quasi-Federal Status in the year C. 1954.

16. All the following factors led to the organization of a plebiscite in British Cameroons EXCEPT D. The KNDP of J.N. Foncha was the ruling party in Southern Cameroons.

    • The KNDP being the ruling party was a political context, not a direct cause for the plebiscite itself, unlike the other options which highlight political divisions and the impending independence of Nigeria.

17. The French Cameroon Prime Minister who in 1958 insisted that French Cameroon was not ripe for Independence was called A. Andre Marie Mbida.

18. The UPC did not have any seat in the 1956 elections into ALCAM because C. The UPC had been banned.

    • The Union des Populations du Cameroun (UPC) was banned by the French administration in 1955, preventing its participation in the 1956 elections.

19. The reunification between the British Southern Cameroons and the Republic of Cameroon was effected on: B. October 1961.

20. Which of the following economic projects was realised between 1961-1972 to consolidate the unification of West and East Cameroon? D. The construction of the Yaounde-Ngoundere Railway line.

    • The Trans-Cameroonian Railway was a key infrastructure project aimed at integrating the country.

21. In what year was the West Cameroon House of Chiefs dissolved? C. 1966.

22. The creation of HEVECAM by Ahidjo was aimed at promoting the production of A. Rubber.

    • HEVECAM stands for Hévéa-Cameroun, focusing on rubber cultivation.

23. In 1972, he organized a referendum in the country, dissolved the federal system of government and created the United Republic of Cameroon with Seven Provinces... This statement refers to B. Ahmadou Ahidjo.

24. To fight against corruption in the public service and embezzlement of public funds, the Biya government implemented the following measures EXCEPT B. Creation of electoral commissions (eg) ELECAM.

    • ELECAM is an electoral body, not primarily an anti-corruption institution like CONAC or the Supreme State Audit.

25. Cameroon and France share fraternal and diplomatic ties since independence. Identify the International Organisation below in which Cameroon and France have a common membership. A. UNO.

    • Both Cameroon and France are member states of the United Nations Organization (UNO).