Appellation is a designation or a title and hence Option B is the correct option.
Option A: Ghost is an apparition of a dead person. This is an incorrect option.
Option C: Ultimate solution is the final or only way of solving a problem. This is an incorrect option as this is not the meaning of the aforesaid word.
Option D: Beginning is the point in time at which something begins. This is not the meaning of the aforesaid word and hence this is an incorrect option.