If a vector field F (x, y, z) = (y + z, x – z, y – x), which of the following is the curl F (x, y, z)? (a) (2, 0, 0) (b) (2, 2, 0) (c) 4 (d) (0, 2, 2) (e) (1, –1, –1) 6.

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A: This is a question of vector calculus.

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