Context: When he said it , Sanzo knew that that was right . Somehow , he was remembering something , something important , something vital . Hakkai blinked at him . " What do you mean ? "

Question: Why is Hakkai so apoplectic with Sanzo ?
Options:
0. They are pleased with what Sanzo said .
1. They are surprised by what Sanzo said .
2. They are happy with what Sanzo said .
3. They are familiar with what Sanzo said .
Answer: 1