Which statement describes a characteristic of a strong research question?

the question is focused on minor details.
the question is open-ended and debatable.
the question has a clear right answer.
the question focuses on multiple aspects of a topic.

Which sentence is an example of objective, third-person writing that could be found in a scientific essay? a. i was 15 years old when i developed an eating disorder. b. my sister developed an eating disorder when she was a teenager. c. eating disorders often appear during the teen years. d. you are most likely to develop eating disorders during your teenage years.