Please include the questions and answers when you submit your assignment, here is the link for the questions below: http://www.abc.net.au/catalyst/stories/4180587.htmWhy do astronomers think that there may be other advanced civilizations?What technologies are astronomers using to look for life on other planets? Why?What are the challenges of looking for Dyson spheres?Astronomers have theorized that there could be three types of civilizations. What are they? How would they be recognized? Which one has been ruled out so far?Do you think an advanced civilization may exist in the universe? Why or why not?

Coronary artery disease is a common type of heart disease and the leading cause of death among both men and women in the United States. In this assignment, you will explore this disease in more detail using the scenario below.Scenario:One of your aging relatives is sedentary and smokes cigarettes. Out of concern for his health, you decide to research more about this disease.To complete this assignment, do the following:Research this disease using a minimum of 2 sources. You can use your textbook for one of the sources. Choose the remaining source(s) from the GALE Virtual Reference Library provided on the Structure and Function of the Human Body library guide page.In a minimum of 2 pages (not counting the references page), address the following: Explain how coronary artery disease develops in the human body.Describe the ways that your relative can prevent the onset of this disease.Explain what treatment options exist if steps to prevent the disease fail.Include a references page at the end of your document, formatted using the APA guidelines, that lists your research sources.For help with formatting your references page, see the Structure and Function of the Human Body library guide page linked to above.