Even Though Equality of Political Rights Is a Principle of Liberal

Even though equality of political rights is a principle of liberal democracy,the right to vote is universally denied to some groups in Western countries.What do these limitations suggest about the nature of voting rights?

A) They can be revoked in times of war.
B) They are not a good measure of equality of political rights
C) They are given to those with the ability to know and understand the political process.
D) They are given to individuals who choose to live by the rules of a society.