The best and most correct answer among the choices provided by the question is the third choice "They are ordinary people who attempt tasks beyond their abilities."
A hero (masculine or gender-neutral) or heroine (feminine) (Ancient Greek: ἥρως, hḗrōs) is a person or main character of a literary work who, in the face of danger, combats adversity through impressive feats of ingenuity, bravery or strength, often sacrificing his or her own personal concerns for some greater good.
I hope my answer has come to your help. God bless and have a nice day ahead!
