Which of the following sets of reagents would convert benzyl bromide to phenylethanoic acid? CH2Br A) ?.crO4 H2O 1. Mg, ether 2. CO2 B) 3. Hyo HC02-K' 1. NaCN 2. H, H2O, heat C) D) E) both B and D Which of the following sets of reagents would accomplish the chemical transfoun shown? CH3 CH CH3 CH3 B) NaCN 2. ???", heat 1. Mg, ether 2. CO2