Explain three instances in which apostrophes are used to indicate omission

The balance includes both the fees for service and the shipping charges. is this sentence incomplete or complete?

The author most likely uses the word monstrous rather than the word “unpleasant” because it has a more positive connotation than the word “unpleasant.” a more negative connotation than the word “unpleasant.” a more neutral connotation than the word “unpleasant.” almost the same connotation as the word “unpleasant.”

Drag the correct answer into the box to complete the sentence. i wore a new pair of shoes for a long walk