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If |a^2+lambda^2a b+clambdac a-blambdaa ...

If `|a^2+lambda^2a b+clambdac a-blambdaa b-clambdab^2+lambda^2b c+a c a+blambdab c-alambdac^2+lambda^2||lambdac-b-clambdaa b-alambda|=(1+a^2+b^2+c^2)^3` , then he value of `lambda` is `8` b. `27` c. `1` d. `-1`

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