Context: The moment he 'd decided to tell her the truth , she seemed to know it , and she placed her hands on his arm , holding his hand close to her .

Question: What may be the reason he decided to tell the truth ?
Options:
0. He knew she would catch him if he lied .
1. None of the above choices .
2. He knew lying would make matters better .
3. He had never told a lie in his life before .
Answer: 0