Elections for representatives to the U.S. House of Representatives are held every two years. Elections take place in November, and there is usually one Republican candidate and one Democratic candidate on the ballot. How are candidates chosen to appear on the ballot? A. They were nominated by the governor to be on the ballot. B. They were selected randomly from people who wanted the job. C. They were the first people to register to be on the ballot. D. They won their party's primary election several months earlier.