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What is the value of ((x ^(2) -x - 6)/(...

What is the value of `((x ^(2) -x - 6)/(x ^(2) + x - 12)) ÷ ((x ^(2) + 5x + 6)/(x ^(2) + 7x + 12))` ?

A

1

B

`((x - 3))/( ( x + 3))`

C

` (( x + 4))/(( x - 3))`

D

` (( x - 3))/( (x + 4))`

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The correct Answer is:
A
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