Essay questions: YOU WILL NOT BE PENALIZED FOR HAVING AN OPINION DIFFERENT FROM THE INSTRUCTORS. Your answer will be graded on how well you define your position in terms of accepted science, ethics, and motivations. You should be familiar with the advantages/disadvantages before coming to the exam. a. . Discuss the viability of various alternative energies (i.e. nuclear energy, wind energy, solar energy, hydroelectric, etc.) in the United States and in the world. b. Discuss your position on Stem Cell research. c. Discuss the meaning of the term Digital Divide. Give an example of its existence and what is gained or lost by the society in question.