One way states can support a fair election process is to A) make voting mandatory for all citizens.
B) train poll workers adequately.
C) allow only educated individuals to vote.
D) require all citizens to vote in person.

Option B, train poll workers adequately, is the right answer.

Explanation:

Elections and other political process are essential to the essence of a country's governance. Therefore, the most crucial principle determining credible elections is that the elections must reflect the free interpretation of the will of the people. Transparency, inclusiveness and accountability are some of the basic requirement to conduct fair elections. Therefore, to conduct fair elections it becomes necessary for the administration to train poll workers adequately.

facts: the 14th amendment

the 14th amendment addresses citizenship rights and equal protection of the laws.

the 14th amendment was intended to protect the rights of former slaves after the american civil war.

the 14th amendment was approved by congress in june of 1866 and ratified by the states on july 9, 1868.

the 14th amendment establishes that all persons born in the united states are citizens and are guaranteed all the rights of citizenship.

the 14th amendment establishes that the law protects all citizens equally.

in this case the passage of the 14th amendment   that was violated was the last part in which it states that there is equal protection of the law.