It was important that civil service positions were not hereditary so that officials would be well-qualified. The fear was that if these positions were hereditary or inherited by a parent then officials would not really qualify for the position they inherited. There would be no requirements to serve except that their parent was previously an official. By not allowing this officials would be required to qualify on their merits and not based on who they were related too. Thus better and more qualified officials would exist. The answer is A) so officials would be well-qualified.
The 15th amendment allowed african americana the right to vote.
The social Contract by Jean Jacques Rousseau, the publication of Common Sense by John Locke, and the concept of equiality among men are elements that inspired many latin american leaders. These revolutionary ideas were popular in most european universities where many latin american leaders, such as San Martin de los Andes, Mariano Martinez, and Manuel Belgrano, studied and tried to apply back in their country during the 1900s.