C, Establishing precedent for private development of protected lands.
Explanation: Well, I guessed and got it right but; Martin S. Vilas was all about taking away the land and basically using it for personal needs and I.R. Branson wanted to protect the land and keep it healthy. So he I guess wanted to show everyone why this was wrong. Again, I guessed and I am totally guessing on the explanation but the correct answer is C!