Read this excerpt from “the myth of hercules.”

the last and most dangerous labor that king eurystheus assigned to hercules was capturing cerberus, the three-headed hound. one rule was that hercules could not use any weapons, so he had to rely on his own strength to defeat the vicious beast. hercules accepted the task fearlessly, and when he found cerberus, he wrestled with the beast until he was victorious.

which heroic quality is illustrated in the excerpt?

seeking vengeance
showing bravery
honoring promises
rescuing people