In March 1815,Napoleon Escaped from Elba and Made His Way

In March 1815,Napoleon escaped from Elba and made his way to Paris.How was he was able to do so?

A) He escaped in the middle of the night and no one knew he was gone for days.
B) The authorities were looking for him,but he made his way in disguise.
C) The authorities had no troops to stop him.
D) He staged a violent coup on Elba,killing anyone who would prevent him from leaving.
E) Enough troops were sent to bring Napoleon "back in a cage," but upon meeting him,they joined his cause.