Nigeria's Current Solution to Electing a President with National Support

Nigeria's current solution to electing a president with national support is

A) only allowing political parties that nominate candidates from the middle belt.
B) rotating between a president from the north and one from the south.
C) having the military pick a president from among a list of approved candidates.
D) holding elections in multiple stages across the various regions.
E) allowing the party with a majority in the legislature to name the president.