单项选择题

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 style='display: none; line-height: 0px;'>‍ style='display: none; line-height: 0px;'>‍负债率的警戒线是 style='display: none; line-height: 0px;'>

style='display: none; line-height: 0px;'>‍
A.20%
B.25%
C.24%
D.15%

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