If \( 4 a b=3 h^{2} \), then the ratio of slopes of the lines represented by the equation \( a x...

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If \( 4 a b=3 h^{2} \), then the ratio of slopes of the lines represented by the equation \( a x^{2}+2 h x y+b y^{2}=0 \) will be
(a) \( \sqrt{2}: 1 \)
(b) \( \sqrt{3}: 1 \)
(c) \( 2: 1 \)
(d) \( 1: 3 \)
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