Choose one of the global problems. In your opinion, which issue is the most important? What can you do to make a difference in finding a solution to this problem? Write a paragraph of no fewer than five sentences in which you describe the problem and your response.

The reversalists continue their labors, confident that they will one day construct an engine that generates more compression than it uses, a perpetual power source that will restore to the universe its lost vigor. which theme is best supported by the excerpt? a. scientific study requires dedication and perseverance. b. people will always look for a way to achieve immortality. c. death must always be endured alone. d. change is difficult to accept but beneficial if embraced.