Sec. 8. A meeting under section 3, 4, 5, or 6 of this chapter shall be called and chaired by:
(1) the state chairman, or a person designated by the state chairman, for a caucus or committee acting under section 3, 4, 5, or 6(c) of this chapter; or
(2) the county chairman of the county in which the greatest percentage of the population of the election district is located, or an individual designated by the county chairman, for a caucus or committee acting under section 6(b) of this chapter.