DAYS I spent slaving over this stupid dress for her ... DAYS AND WEEKS AND MONTHS AND YEARS I spent obsessing over that whore ! " I threw the ripped fabric in the air and proceeded to punch the mannequin to a pulp , with a little help from my wand to burn it to a crisp . I fumbled with the box on the floor next to it , and opened it and revealed that stupid ring ... " Proposing to Fleur ... would have been the ABSOLUTE WORST mistake EVER ! I could n't control falling in love with her , either !

Available choices:
[a]. They are upset over a dissolved engagement .;
[b]. They are upset over a termination .;
[c]. They are upset over a firing .;
[d]. They are upset over a loss of job .;
Q: Why is the narrator destroying all this material ?
[a].