Which sentence below shows correct use of em dashes?

By the end-of-the-story, no one could believe it the main-character, was dead.
By – the end of the story no one could believe it, the main – character was dead.
By the end of the story, no-one could believe it the main, character – was dead.
By the end of the story—no one could believe it—the main character was dead.

Read the sentence and select the statement that best describes it. i should leave now. the sentence is complete. the sentence is missing a subject. the sentence has one dependent clause and one independent clause. the sentence is missing a predicate.

Can someone “think of a time you overcame a challenge or obstacle. describe the experience in two or three sentences”

Which two lines in this excerpt from arthur conan doyle's "the contest" suggest that emperor nero was ruthless? each choice is in brackets. [an hour later the shepherd was well on his way to his mountain home, and about the same time the emperor, having received the chaplet of olympia for the incomparable excellence of his performance, was making inquiries with a frowning brow as to who the insolent person might be who had dared to utter such contemptuous criticisms.] [“bring him to me here this instant,” said he, “and let marcus with his knife and branding-iron be in attendance.”] [“rumours! ” cried the angry nero. “what do you mean, arsenius? i tell you that the fellow was an ignorant upstart, with the bearing of a boor and the voice of a peacock.] [i have half a mind to burn their town about their ears so that they may remember my visit.”] [“i conquered! you are mad, arsenius. what do you mean? ”] [it is whispered that for once the great god pan has condescended to measure himself against a mortal.”]