单选题
Signs of aging are unavoidable, ______ of particular interest to cosmetic companies.
A、
but those that can be disguised are
B、
but those can be disgused are
C、
but that can be disguised is
D、
but all one that can be disguised is
【正确答案】
A
【答案解析】
those指代signs，that引导从句修饰those。
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