In our hearts , we were afraid it had not . The vet on graveyard shift was the same one who had seen him the first time . When she looked at the numbers and found out that he had already had the surgery , she got tears in her eyes .
Why was the vet so upset ?
A. The vet was n't paid .
B. The vet had to work the early morning shift .
C. The effort was in vain .
D. None of the above choices .


C