sum of the roots of the equation \( a x^{2}+b x+c=0 \) is equal to the sum of the squares of the...

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sum of the roots of the equation \( a x^{2}+b x+c=0 \) is equal to the sum of the squares of their reciprocals,
(A) \( c^{2} b, a^{2} c, b^{2} a \) are in A.P.
(B) \( c^{2} b, a^{2} c, b^{2} a \) are in \( G . P \).
(C) \( \frac{b}{c}, \frac{c}{b},- \) are in G.P.
(D) \( \frac{a}{b},- \) are in G.P.
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