The correct answer is A. To prevent discrimination against voters based on race.
The fifteenth amendment which is found in united states, it prohibits each state and federal government from not allowing citizen right to vote.
This amendment was passed in order to provide citizenship, abolish slavery, and under laws there is equal protection,
The amendment created women's suffrage movement which did not prohibit the denial of women right to vote on sex account.
Individuals in a particular ethnic group typically all belong in a different religion group C is answer
Teddy Roosevelt and William Taft both busted trusts and big business. This was a big turn around from the laissez faire styled economy before it in the gilded age
The science of adjusting environments, tasks, or procedures to fit the individual is ERGONOMICS. In other words, it is also defined as the study of a worker's efficiency in a workplace and how this efficiency can be improved together with the well-being of the worker.