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If S is the set of all real numbers x for which `(2x-1)/(2x^3+3x^2+x) gt 0`, and P is the subset of S, then then P can be

A

`(3/2, 2)`

B

`(-1/2,0)`

C

`(1/2,3)`

D

`(0,oo)`

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A, B, C
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