What obstacle does Montresor face as he tries to achieve his goal?
A. Fortunato boasts that his own cellars are better and refuses to
visit Montresor's.
B. Fortunato figures out Montresor's plan and attempts to go to the
authorities.
C. Fortunato tries to trick him into buying an imitation bottle of
Amontillado
O D. Fortunato seems not to trust Montresor and asks whether he is
one of the masons.
