Please name any three root beer brands that have the highest market evaluation and acceptance.
root beer brands refers to BrandName; highest market evaluation and acceptance refers to MAX(COUNT(StarRating = 5));
SELECT DISTINCT T1.BrandName FROM rootbeerbrand AS T1 INNER JOIN rootbeerreview AS T2 ON T1.BrandID = T2.BrandID WHERE T2.StarRating = 5 LIMIT 3