Between 1980 and 1985,judicial Candidates in Texas Made a Mass

Between 1980 and 1985,judicial candidates in Texas made a mass change in their campaign strategies.What was that change?

A) Candidates began making a switch from the Republican Party to the Democratic Party.
B) Candidates began running with running mates to increase their chances of victory.
C) Candidates began selecting a party to align with, unlike when they used to run as nonpartisan candidates.
D) Candidates began making a switch from the Democratic Party to the Republican Party.