What best explains the irony in the ending of "the inchcape rock"?

a. the abbot of aberbrothok, who put up the bell in the first place, wants to see sir ralph die. in fact, what happens is that he saves sir ralph's life.

b. a fierce storm sinks the ship, and the abbot ends up performing a funeral for the men who stole his bell

c. sir ralph removed the bell, hoping that other ships crash as a result. however, his own ship was destroyed due to the missing bell.

d. sir ralph removed the bell, hoping to get revenge upon the abbot. however, he later regrets removing the bell and endangering others' lives.