Question: How many of the following statements violate the sunk cost principle?
I. I want to stay until at least the 7th inning stretch so I can hear Cameron sing Take me Out to the Ball Game...
II. I have to finish drinking this beer because I paid $8 for it!
III T prefer to go to the bar rather than pay $ 100 for the only baseball tickets left, but since T drove this far to get here, I'll buy the expensive tickets.
IV. Since you are late getting here, the best thing to do is buy outfield tickets!
a. 0
b. 1
c. 2
d. 3