Which of the Following Statements Regarding Political Parties in Texas

Which of the following statements regarding political parties in Texas municipal elections is true?

A) Support of a political party is the single determining factor.
B) Candidates run without party labels in these nonpartisan elections.
C) Political parties nominate candidates to run for office.
D) The amount of involvement varies from city to city.
E) Political parties select delegates for the convention where candidates are chosen.