Match List I with List II:
| List I (Name of reaction) | List II (Reagent used) |
|---|
| A. Hell-Volhard-Zelinsky reaction | I. \( \mathrm{NaOH} + \mathrm{I_2} \) |
| B. Iodoform reaction | II. (i) \( \mathrm{CrO_2Cl_2} \), \( \mathrm{CS_2} \) (ii) \( \mathrm{H_2O} \) |
| C. Etard reaction | III. (i) \( \mathrm{Br_2} \) / red phosphorus (ii) \( \mathrm{H_2O} \) |
| D. Gatterman-Koch reaction | IV. \( \mathrm{CO} \), \( \mathrm{HCl} \), anhyd. \( \mathrm{AlCl_3} \) |
Choose the correct answer from the options given below: