First-Past-The-Post Voting Entails

First-past-the-post voting entails:

A) one vote with many options,and the option with the most votes wins.
B) a series of votes with two options;the winner of the first vote is paired with another option until all options have been voted on in pairs and there is one winner.
C) voters ranking all available options and the option most approved of wins.
D) None of these describes first-past-the-post voting.