Thay's actually false, perhaps a biography might have some exaggeration things but for the msot part a biography is considered non fiction because it is a story of a real person's life told by someone else and an autobiography is a true story of a real person's life told by that real person themself like a ...

Setting and historical events play a secondary role in a good biography.

Misplaced modifier is the error in the following sentence: Excitedly looking forward to a walk, the dog's leash was hanging impatiently by his door.

The error in the sentence is the misplaced modifier.

The sentence suggests that the dog's leash is excitedly looking forward to a walk, which doesn't make sense. The modifier "Excitedly looking forward to a walk" should be placed closer to the subject it modifies, which is the dog.

A corrected version of the sentence could be: "Excitedly looking forward to a walk, the dog waited by his door, his leash hanging impatiently."