Read the scenario below, evaluate the source, and answer the question that follows.

Imagine that your teacher gives you the following writing prompt: "Write a persuasive essay articulating your position on the cloning of humans. Use specific examples and details to support your views." After brainstorming, imagine that you choose to address the topic of human cloning by focusing on genetic enhancements, which result from using science to alter the physical and mental characteristics of humans. After some initial research, you formulate the following research question: "Do the benefits of genetic enhancements outweigh the possible negative consequences of this technology?"

In your research you come across the possible source Wondergenes: Genetic Enhancement and the Future of Society. In order to discover the author's intent and purpose in writing the book, you read the introduction, which ends with the following:

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Mehlman, Maxwell J. Wondergenes: Genetic Enhancements and the Future of Society. Bloomington: Indiana U Press, 2003. Print.

Which of the following reasons best reflects the author's purpose in writing the book?

to discuss the pros and cons of genetic enhancement technologies
to warn against developing genetic enhancement technologies
to discover if the dangers of genetic enhancements can be prevented
to promote genetic enhancements as a medical and social solution