Context: That was the first thing I wondered when I realized that he was n\'t joking . " He gazed at Goku again . " I suppose I \'ll level with you ; we all know that Sanzo has not been himself lately . "
Question: Why is the narrator wary of Sanzo 's recent behavior ?
Option 0: Sanzo is showing signs of sadness .
Option 1: Sanzo is showing signs of anger .
Option 2: Sanzo is showing signs of excitement .
Option 3: Sanzo is showing signs of excellence .
Answer: 0