Which of the Following Is an Example of a Sunk

Multiple Choice

Which of the following is an example of a sunk cost fallacy?

A) "I paid $85 for this wool sweater, but it is too scratchy on my skin, so I think I'll give it to my mother-in-law."
B) "I'm not going to allow the sacrifice of 2,527 troops who have died in Iraq to be in vain by pulling out before the job is done."
C) "I will not buy an Under Armour hoodie until it goes on sale for at least 25% off."
D) "I'm going to buy another bag of popcorn because this popcorn is burnt."