Proponents of colour - blind admissions have long advocated this " class - based " approach , yet the university of massachusetts has come under attack for abandoning the promotion of racial diversity 对各种族一视同仁进行录取的支持者长期以来就主张采取这种“基于阶级的”做法。然而麻省大学已经为此受到抨击,说这是放弃了促进校园的民族多样性的努力。