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hiiamjo

Once an apolitical confrontation of the world’s best athletes, the Summer Olympics have been increasingly politicized in recent years as the superpowers have denied many of the best athletes’ access to competition.

(A) been increasingly politicized

(B) been increasing politicization

(C) been of increasing politicization

(D) politicized, increasingly,（A）

(E) increased politicization

其余的都错在哪里？