Who May Participate in the Precinct Convention of a Party

Who may participate in the precinct convention of a party?

A) All eligible voters in the precinct
B) Only those in the precinct who voted in the party's primary
C) Only those in the precinct who have joined the party's state and national organization (e.g. ,DNC,RNC)
D) Only those who have resided in the precinct for at least three years
E) Only those who have voted in the party's primary during the past three consecutive elections