Context: There was a book tucked in there , but she was n\'t sure she could afford not to keep an eye on Roy right now . With a sigh , he flopped down on the seat beside her . Riza snuck a glance at his face . He looked defeated and worn out."Hawkeye ? " " Yes , sir ? " " Come here a moment . " He tugged her into his lap , wrapping his arms around her waist and burying his face in her shoulder . Riza gently stroked his hair . " Promise me you \'ll be careful . " His voice was muffled by her shirt .
Question: Why did she want him to be careful ?
Option 0: None of the above choices .
Option 1: She could not afford not to keep and eye on him due to the book .
Option 2: She was afraid that someone would give the book to Roy .
Option 3: He was going to do something dangerous and could get hurt .
Answer: 3