7. Which of the following compounds could not function as a nucleophile? (A) NaOH (B) NaCN (C) NaBH4 (D) NaCl (E) NaH

8. Which of the following is the best set of reagents to carry out the transformation shown below? (A) 1) NaOH; 2) EtBr; 3) H2, Pt (B) 1) NaNH2; 2) EtBr; 3) H2, Lindlar's catalyst (C) 1) EtMgBr; 2) Na, NH3(liq) (D) 1) O3; 2) Et2S; 3) H2, Lindlar's catalyst (E) 1) NaNH2; 2) EtBr; 3) Na, NH3(liq)