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If [{:( 1,2,3),(1,3,5),(1,5,12):}] then...

If ` [{:( 1,2,3),(1,3,5),(1,5,12):}]` then adj (adj A) is

A

` [{:( 3,3,3),(6,9,15),(9,15,36):}]`

B

` [{:( 1,2,3),(1,3,5),(1,5,12):}]`

C

` [{:( 3,6,9),(3,9,15),( 3,15,36):}]`

D

none of these

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The correct Answer is:
A
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