Which of the Following Arguments Commits the Fallacy of Appeal

Which of the following arguments commits the fallacy of appeal to force?

A) If the door won't open when you push on the bar, then you are not pushing hard enough.So you aren't pushing hard enough.
B) Since you are having trouble housebreaking the dog, perhaps you should try crating the dog while it is in the house.
C) If you keep insisting that I'm a nerd, I'll have to blast you with my sonic screwdriver.
D) No matter how long I study, I cannot pass the exam, so I should cheat on it instead.
E) The Karwinko tribe killed my sister in last week's raid, so I should take my revenge when I am strong enough.