Yikes! This is such an ambiguous question with equally ambiguous answers, there can't be a serious answer.
Everyone reacts differently to frustrations. A frustration can be minor -- such as not understanding a math process to a major frustration of not getting a job.
When people don't clearly recognize the obstacle causing their frustration, they
A. will probably strike out at any convenient target.
B. usually won't become aggressive.
C. are said to be experiencing a minor frustration.
D. won't resort to physical violence.
2 answers
Frustration tends to lead to aggression. If the obstacle is not known, is not available or is too threatening, aggression is likely to be displaced to a convenient target.