49. The conversion of benzoic acid to phenylacetic acid is best accomplished with
(A) 1. LiAlH₄; 2. TsCl; 3. NaCN; 4. H₃O⁺ , heat
(B) 1. LiAlH₄; 2. TsCl; 3. Mg, ether; 4. CO₂
(C) 1. SOCl₂; 2. Li(CH₃)₂Cu
(D) 1. SOC_l2; 2. NH₃; 3. Br₂, NaOH
(E) 1. diazomethane; 2. H₃O⁺

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