In her speech about cancer, Bonnie included information from a friend's mother who had undergone chemotherapy and whose cancer was in remission. Was this appropriate supporting material for the speech?
A) Yes; the information from the friend's mother was considered lay testimony about cancer.
B) No; Bonnie should have only used experts on the subject, not someone who experienced cancer.
C) Yes, but only as long as the friend's mother was considered an "expert" on cancer.
D) No; the friend's mother was anything but an "unbiased" authority on the subject.
Answer: A