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Which of the following options are correct for the reaction? 2[Au(CN) 2 ] – (aq) + Zn(s) → 2Au(s) + [Zn(CN) 4 ] 2– (aq) A. Redox reaction B. Displacement reaction C. Decomposition reaction D. Combination reaction Choose the correct answer from the options given below:

1. A only
2. A and D only
3. A and B only
4. C and D only

Correct answer: A and B only

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