One reason the united states has a two-party system is
a. the constitution created the two-party system.
b. americans share few of the same basic ideals, principles, and beliefs.
c. the nation has sharp political divisions based on economic class, social status, and national origin.
d. much of american election law is written to discourage non-major party candidates.

The correct answer is d, much of an American election law is written to discourage non-major party candidates.

Explanation:

The United States has two-party system, where the Republican and Democratic parties hold most of the elected offices, and third parties have a very slim chance of winning any elections. According to French political scientist Maurice Duverger, this is because of the winner-takes-it-all electoral system of the United States. Under this electoral law, candidates who get the most votes in an election win their seats, while losing candidates get nothing at all. This arrangement means that voters will tend to support candidates who have realistical chances of winning, ie. those from the two major parties.

it´s related to his charming character.

beauty is not everything, although we can joke that girls only care about the physical or material aspect, the truth is that a real woman looks at more important things, besides intelligence and personality, there are other attitudes that make irresistible to men who are 'unattractive'.

for example develop your sense of humor.

the earthquake in haiti was a magnitude of 7.0 according to the u.s geological survey yet the smaller earthquake in haiti killed more than 200,000 and left more than 1.2 million people homeless. the chile earthquake was a magnitude of 8.8 and 500 times more stronger but chile's earthquake only injured 712 people.