Read the following context and choose the best option to answer the question.
Context: Because he did n't . As he thought all this , he realized his hand was still on her , lightly touching the skin at the edge of her uniform . He could pull away and continue to lie to her , to say that the fight was the thing , and that he should have let her handle things . Instead he flattened his hand , letting his whole palm feel her heart pounding .
Question: Why was his hand touching her skin at the edge of the uniform ?
Options: 
- None of the above choices .
 - Because he grabbed her butt .
 - Because he grabbed her wrist .
 - Because he grabbed her leg .


Because he grabbed her wrist .