Which Is the Best Sequence of Reactions for the Following

Multiple Choice

Which is the best sequence of reactions for the following transformation?

A) i) HNO₃,H₂SO₄; ii) 2EtMgBr,Et₂O; iii) NH₄Cl
B) i) 2EtMgBr,Et₂O; ii) H₃O⁺; iii) HNO₃,H₂SO₄
C) i) HNO₃,H₂SO₄; ii) NaBH₄,H₂O; iii) 2EtMgBr,Et₂O
D) i) LAH; ii) 2EtLi,Et₂O; iii) HNO₃,H₂SO₄,heat
E) None of these syntheses is satisfactory.