A university professor who wrote "Nutritional Requirements of Key Deer"
Explanation:
A Ranger is a sort of police man of the woods, so the only one that could actually provide expert information on Key Deer conservation in florida would be the university professor that wrote "Nutritional Requirements of Key Deer", since he knows the topic and is able to speak professionally about the Key Deer, the other options do not have the expertise, for example to be a member of the Key Deer Protection Alliance, you just have to pay $15 a year to get membership, you don´t have to know anything about the topic.
An outline helps you organize multiple ideas about a topic. Most research problems can be analyzed from a variety of perspectives; an outline can help you sort out which modes of analysis are most appropriate to ensure the most robust findings are discovered.