Context: Ca n\'t be sure about that , though . One step at a time ... " Andy watched , fascinated , and did n\'t interrupt again . Castin worked with his laptop battery and the elevator \'s wiring , cursing a lot as he went .
Question: Why did Andy watch ?
Option 0: He was fascinated .
Option 1: He was curious about all the cussing .
Option 2: Because Castin worked with his laptop .
Option 3: Because of the elevator 's wiring .
Answer: 0