Identifying author identifies origin, and then you can analyze the authors' bias, purpose and agenda.
Answer:
d. I traveled to Portland Oregon,Seattle Washington, and Austin Texas
Answer: It is written by a biographer.
A biographer is a person who writes true stories about other people. The people who write autobiographies are autobiographers, who write their own life stories/story. If these people where biographers, they would have written stories about other people.
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