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If \(abcd\) is not equal to zero, is \(abcd<0 ?\)
\((1) \dfrac{a}{b} > \dfrac{c}{d}\)
\((2) \dfrac{b}{a} > \dfrac{d}{c}\)
Answer: C
Source: Manhattan GMAT
\((1) \dfrac{a}{b} > \dfrac{c}{d}\)
\((2) \dfrac{b}{a} > \dfrac{d}{c}\)
Answer: C
Source: Manhattan GMAT
