Context: It hurt . Terribly . The blonde grimaced as a stream of blood dripped down his arm , splashing onto the floor . Mello gripped his shirt and pulled it over his head , falling back against the wall a moment as the sleeve was peeled off .
Question: What may be the reason why he fell back against the wall ?
Option 0: Because it helps the pain .
Option 1: Because the cool wall felt good .
Option 2: Because he lost his balance .
Option 3: Because it eases his anxiety .
Answer: 2