Context: He was nervous , and she could tell he was n't used to this sort of thing . She kept very still and tried not to alarm him . The young man glanced away for a moment , over his shoulder where Brigg lay on the floor on his side , barely moving . It was n't a long enough lapse to take advantage of , though .

Question: Why was the male subject appearing to be nervous ?
Options:
0. He was alarmed by the crimes she committed .
1. He was afraid to show anyone up with his knowledge .
2. He was afraid to show his date up .
3. None of the above choices .
Answer: 3