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 is Castin so frustrated that he is reduced to cursing ?
Options:
0. Castin is unable to fix the clock .
1. Castin is unable to stop getting mad at others .
2. Castin is unable to fix the wiring .
3. Castin is unable to empathize with others .
Answer: 2

Question: Why is Castin so frustrated that he is reduced to cursing ?
Options:
0. Castin is unable to stop getting mad at others .
1. Castin is unable to fix the clock .
2. Castin is unable to empathize with others .
3. Castin is unable to understand the electronics .
Answer: 3

Question: Why did Andy watch ?
Options:
0. He was fascinated .
1. He was curious about all the cussing .
2. Because Castin worked with his laptop .
3. Because of the elevator 's wiring .
Answer: 0

Question: What was Castin doing ?
Options:
0. Working on the wiring .
1. Cursing his friend .
2. Buying a D battery .
3. Taking several steps at a time .
Answer: 0