Reread the two essays above "Being Brave Means Overcoming Fear" and "What Bravery Means" and compare how the authors of the two essays develop the central idea of each passage.

the best sentence that shows the best placement for the modifier "on the ice" is the one which contains it in the end of the sentence or in its beggining followed by a comma, that indicates it works as adverbial, dislocated in the sentence.

the girl promptly slid on her rollers on the ice.

on the ice, the girl promptly slid on her rollers.