What Is an Effect of How the Constitution Structures the Administration

What is an effect of how the Constitution structures the administration of the franchise?

A) There is a single national standard that guarantees suffrage rights for all citizens.
B) States are allowed considerable latitude in the administration of the franchise that allows for great variation in how voting occurs.
C) Congress retains sole authority for the administration of elections, guaranteeing that there are never ties in presidential elections.
D) There are no explicit references to suffrage in the Constitution that could create ambiguity and confusion in close electoral contests.