The bob of a simple pendulum of mass m and total energy E will have maximum linear momentum equal to

• A

  $\sqrt{\frac{2\mathrm{E}}{\mathrm{m}}}$

• B

  $\sqrt{2\mathrm{mE}}$

• C

  $2\mathrm{mE}$

• D

  ${\mathrm{mE}}^2$