If A ={:((2,0,0),(0,3,0),(0,0,4)):}, the...

If A =`{:((2,0,0),(0,3,0),(0,0,4)):}`, then the matrix `A^2` is equal to :

A

`{:A^2 = ((4,0,0),(0,9,0),(0,0,16)):}`

B

`{:A^2 = ((0,0,4),(0,9,0),(16,0,0)):}`

C

`{:A^2 = ((4,0,16),(0,0,0),(0,9,0)):}`

D

`{:A^2 = ((0,0,0),(4,0,16),(0,0,0)):}`

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