What is the purpose of the introduction in a essay

Which excerpt is told from third-person point of view? o a. i walked slowly along the canal and said aloud to myself, "emma, what are you doing here? " b. you walked slowly along the canal and said aloud to yourself, "i have no idea what i'm doing here. c. emma walked sidly along the canal and said aloud to herself. "i don't have a clue what i'm doing here." d. walking slowly along the canal. i said aloud to myself, "emma, you have no idea what you're doing here.

Who are the antagonists in the story "ali baba and the 40 thieves", and are they're bad guys?

What do the sketches of 9/11 victims in "portraits of grief" achieve?