Well, the question was who was the best for her. Most people have said that Sora and Kairi love each other, yes, but the real question is whose best for her. Sora could be the best man, cause he goes through obstacles to save her for love. But Riku joined the Darkside to save her, now that's also a sign of love.
All those who show true wisdom, will live to see the wonders of the Kingdom, Hale to the King Of Games. Join Team "Royal Kingdom$$$$"