The reactions which cannot be applied to prepare an alkene by elimination are: Choose the correct answer from the options given below $:$
$A.$ $2$-bromomethylcyclohexane + $NaOEt$
$B.$ $2$-bromobutane + $KOH$ (aq.)
$C.$ $2$-bromo-$2$-methylpropane + $NaOMe$
$D.$ Phenol + $Na_2Cr_2O_7 / H_2SO_4$
$E.$ $2$-methylpropan-$2$-ol + $Cu$ at $573 \ K$

• A
  $B \& E$ Only
• B
  $B, C \& D$ Only
• C
  $A, C \& D$ Only
• D
  $B \& D$ Only