For an Independent Candidate to Get on the Ballot in Texas

For an independent candidate to get on the ballot in Texas, which requirement he or she must meet?

A) He or she must obtain signatures on a petition from registered voters. The signatures must equal 30 percent of the total votes in the last governor's race.
B) He or she must get petition signatures from registered voters who did not participate in any political party primary election.
C) He or she must begin collecting signatures before the major party primaries are held.
D) He or she can only collect signatures from legal residents of Texas who are over the age of 21.