4. True or false? The equation \( 2C_2H_6 + 7O_2 \rightarrow 4CO_2 + 6H_2O \) is an oxidation-reduction reaction.

(A) True; the oxygen is reduced and the hydrogen is oxidized.

(B) True; the carbon is oxidized and the hydrogen is reduced.

(C) True; the carbon is oxidized and the oxygen is reduced.

(D) True; the carbon is reduced and the oxygen is oxidized.

(E) False

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