Read the excerpt from "Amigo Brothers.” Both pounded away. Neither gave an inch, and neither fell to the canvas. Felix’s left ey
e was tightly closed. Claret red blood poured from Antonio’s nose. They fought toe-to-toe. The sounds of their blows were loud in contrast to the silence of a crowd gone completely mute. The referee was stunned by their savagery. Which adjective best describes the tone in this excerpt? playful serious mysterious adventurous