Based on the available options, the goal that is not a major aim of party conventions is option B
The major aims of a party convention include:
1) Adopting the party's platform: This platform serves as a guiding document for the party's candidates and elected officials.
2) Picking presidential and vice-presidential candidates: One of the primary purposes of a party convention is to select the party's nominees for the positions of president and vice-president.
3) Unifying the party behind those candidates for the upcoming election: Party conventions aim to rally party members and supporters behind the chosen presidential and vice-presidential candidates.
Therefore, the correct answer to this question is: B) begin planning the next convention in four years
Full options
A) adopt the party's platform
B) begin planning the next convention in four years
C) pick presidential and vice-presidential candidates
D) unify the party behind those candidates for the upcoming election