Context: His vet decided to postpone his surgery , and asked permission to do some blood work . The results were good and bad . He did n't have a fatal disease , but there was a chance he had an incurable illness . Not untreatable , but incurable .
Question: What may be the reason for postponing surgery ?
Option 0: They were getting better .
Option 1: They were sick .
Option 2: They did n't think anything was wrong .
Option 3: None of the above choices .
Answer: 1