Akey issue in the post-civil war era, the 14th amendment guarantees which of the selections below under the laws for all citizens?

select one:
a. a fair trial
b. equal protection
c. a well-regulated militia
d. the right to levy taxes

The 14th Amendment guarantees Equal protection .

Explanation:

The 14th Amendment addresses various matters regarding the citizenship and rights of the citizens. This amendment guaranteed that all individuals would be treated the same way without any sort of discrimination, and this shall be done regardless of the circumstances.

This ensures the protection of civil rights and allows a government to rule impartially without making any distinctions based on matters of irrelevance. When an individual feels that either the federal or the state government has violated this clause, he /she can file a lawsuit against the government for relief.