Which of the following is not a purpose of a national convention?
Aadopt the party's platform
Bbegin planning the next convention in four years
Cpick presidential and vice-presidential candidates
Dunify the party behind those candidates for the upcoming election
Aadopt the party's platform
Bbegin planning the next convention in four years
Cpick presidential and vice-presidential candidates
Dunify the party behind those candidates for the upcoming election