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A A B C is formed by the lines 2x-3y-6=...

A ` A B C` is formed by the lines `2x-3y-6=0;3x-y+3=0a n d3x+4y-12=0.` If the points `P(alpha,0)a n dQ(0,beta)` always lie on or inside the ` A B C ,` then: `alpha in [-1,2]&beta in [-2,3]` b.`alpha in [-1,3]&beta in [-2,4]` c. `alpha in [-2,4]&beta in [-3,4]` d. `alpha in [-1,3]&beta in [-2,3]`

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