Why would an author use metaphors

Which statement from "letter to his father" is similar to gregor's inability tocommunicate with his father as a bug in the metamorphosis?

Which of these websites would be least likely to provide credible reference material for researching stress?

In which sentence is the subjunctive mood correctly used? if she were impatient, she would not be suited for this work. they are ready to go to work now. she was impatient to get to work on time. he listens to instructions very carefully when at work.