MCQ
Identify appropriate reagents for the above reaction


- A$a = Br_2 /CCl_4,$ $b = aq. KOH$
- B$a = Br_2/ H^+,$ $b = aq. KOH$
- ✓$a = Br_2/H^+,$ $b = alc. KOH$
- D$a = Br_2 /HO^-,$ $b = aq. KOH$


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