What are the answers to these multiple-choice questions regarding government and history?

Here are the answers to the multiple-choice questions:

Question 11:
The primary function of the Judiciary is to interpret laws and the constitution.

The final answer is $\boxed{\text{C. Interpret laws}}$.

Question 12:
A system of government where power is shared between the central authority and the component units (states) is called a Federalism.

The final answer is $\boxed{\text{B. Federalism}}$.

Question 13:
The Clifford Constitution of 1922 was significant in Nigeria because it introduced the elective principle, allowing for limited African representation in the Legislative Council.

The final answer is $\boxed{\text{C. Elective principle}}$.

Question 14:
This is a repeat of Question 13. The Clifford Constitution of 1922 was significant in Nigeria because it introduced the elective principle.

The final answer is $\boxed{\text{C. Elective principle}}$.

Question 15:
The principle of Separation of Powers was popularized by Baron de Montesquieu.

The final answer is $\boxed{\text{C. Baron de Montesquieu}}$.

Question 16:
All West African countries belong to ECOWAS (Economic Community of West African States).

The final answer is $\boxed{\text{B. ECOWAS}}$.

Question 17:
The rule of law essentially means that everyone, including leaders, is subject to the law.

The final answer is $\boxed{\text{C. Everyone, including leaders, is subject to the law}}$.

Question 18:
Nigeria became a Republic in the year 1963.

The final answer is $\boxed{\text{B. 1963}}$.

Question 19:
The Exclusive List in a federal constitution contains powers reserved for the Central/Federal Government only.

The final answer is $\boxed{\text{C. Central/Federal Government only}}$.