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22. Although dozens of New York's small museums are either devoted to local history or various ethnic groups, there are many one-of-a-kind museums from Manhattan to the LACE w:st="on">BronxLACE> that are open for exploration on summer weekends.
(A) Although dozens of New York's small museums are either devoted to local history or various ethnic groups, there are
(B) Although dozens of New York's small museums are devoted to local history or various ethnic groups
(C) Dozens of New York's small museums are devoted to local history or various ethnic groups, but there are
(D) Dozens of New York's small museums are devoted to local history or various ethnic groups, and there are also
(E) Devoted to local history or various ethnic groups, dozens of New York's small museums and also
答案是D，but why not C?
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