A.(x-3)/9=(y-1)/1=(z-1)/1 B.(x-3)/9=(y-1)/1=(z-1)/(-1) C.(x-3)/9=(y-1)/(-1)=(z-1)/1 D.(x-3)/(-9)=(y-1)/1=(z-1)/1

A.(x-3)/9=(y-1)/1=(z-1)/1 B.(x-3)/9=(y-1)/1=(z-1)/(-1) C.(x-3)/9=(y-1)/(-1)=(z-1)/1 D.(x-3)/(-9)=(y-1)/1=(z-1)/1

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