Which sentence below shows correct use of em dashes?
instead of another-trip her first-choice jessica opted to take the shopping spree for her prize.
instead of another trip – her first choice—jessica opted to take the shopping spree for her prize.
instead of another trip, her first choice jessica, opted to take the shopping-spree for her prize.
instead of – another trip her first choice – jessica opted to take the shopping spree for her prize.

in ray bradbury's short story "a sound of thunder", mr. eckels's fearfulness leads to drastic consequences for the rest of the world.

in the story, mr. eckels, who is a hunter, hires a time travel company to travel to the age of dinosaurs. although he is excited for the hunting expedition at the beginning, when they reach there and mr. eckels sees the tyrannosaurus, he feels frightened. as he is afraid of the tyrannosaurus, he steps off the path although he has been warned not to do it. by stepping off the path, the entire course of the future is affected: mr. eckart alters the future by stepping on a butterfly, which causes a new man to be elected president in the future. in that way, it is mr. eckart's fearfulness what triggers 'the butterfly effect' and what leads to drastic consequences for the rest of the world.

1 click on your profile

2 go to edit profile

3 the last choice is profile picture, click that