Answer: A minor party candidate
Step-by-step explanation:
Libertarians are usually those people who opposes the ruling of the government because they believe people doesn't need to be ruled by their government , the government need to only intervene in critical matters but must not interfere in a life of individual. Therefore they are likely to be only a minor party.
A minor party is a political party that doesn't have a significant role when compared to a major party. Minor party have little to no role in the political ruling. However they can always have that one seat or a candidate who represent their ideas.