The use of sinking and dispersing chemical agents for removal of surface oil is().
A. the most common method used in the United States
B. too expensive for common use
C. generally safe to sea life
D. authorized only with prior approval of the Federal On-Scene Coordinator
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根据《淘宝网评价规则》规定,淘宝网评价包括“()”和“()”;“信用评价”包括“()”和“()”;“评论内容”包括“()”和“()”。
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