1963 was not a presidential election year. In 1964 the candidates were
Johnson Humphrey (Dem.) and Goldwater-Miller {Rep.}.
No, he was one of the candidates for the presidency during the 2012 election, and he won. There is no election in 2013.
An election in which delegates select and nominate candidates is called a caucus.
This depends on the election, but generally, there are only a few serious candidates every election.
primary election
These are elections in which candidates are not identified by party labels.
John Adams and Thomas Jefferson were the candidates in the first contested presidential election.
Third-party candidates are better of under the proportional representation of election.
An election held to choose candidates for the main election is called a Primary Election.
Primary
General election
no limit
A Ballot.