Answer:
Here's a image to help, I was gonna put it into words, but it's kinda hard to explain without an image.
Answer:
First sentence and fifth sentence have misplaced modifiers
Explanation:
I believe that "After walking onto the stage, the audience cheered loudly for the magician David Copperfield." and "Bobby returned his library book to the library that was overdue." are incorrect and contain misplaced modifiers.
He didn't have time, he needed to attend to his crops, even on a Sunday.