Answer: Option B
Answer: (b)
dereliction
dereliction (N.) : wilful negligence ; the fact of deliberately not doing what you ought to do, especially when it is part of your job
debacle (N.) : an event/a situation that is a complete failure and causes embarrassment
determination (N.) : the quality that makes you continue trying to do something even when this is difficult
deterrent (N.) : a thing that makes somebody less likely to do something