Select the best reagents and conditions to obtain products A, B, and C as the major product. Br B Conditions 1: KO'Bu in 'BuOH at room temperature Conditions 2: NaOEt in EtOH at room temperature Conditions 3: EtOH at room temperature Conditions 4: EtOH at 80 °C Product A Product B A Product C [Choose ] [Choose ] [Choose ] > C

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