WAEC Government 2003 Theory question 105

Need for strong, stable leadership to unite ethnically divided new states.
Problems of the parliamentary system, such as the clash between ceremonial president and prime minister (e.g. Nigeria 1964).
Head of state and head of government fused in one person: quicker decisions.
Fixed term gives stability; no sudden votes of no confidence.
Direct election gives the president a national mandate and a symbol of unity.
Separation of powers and checks and balances protect against abuse.
Desire to break with the British colonial model and try a new system.
Influence of the USA's example.
Military regimes handed over under presidential constitutions (e.g. Nigeria 1979, Ghana 1979).

Explain each factor.