Which of the Following Provides an Efficient Method of Converting

Multiple Choice

Which of the following provides an efficient method of converting 3-bromo-2-methyl-1-butene into 2-methyl-2-butene?

A) 1) NaOH; 2) H₂, Pt
B) 1) H₂, Pt; 2) NaOEt
C) 1) H₂, Pt; 2) Br₂
D) 1) H₂, Ni₂B; 2) KOtBu
E) 1) H₂, Pt; 2) KOtBu