Twentieth Century Top ElementIt is through the differences of opinions that societies have forged ahead, fought wars, and formed outside alliances throughout all of history. These differences have questioned theories, policies, and actions and have made changes occur.In last week’s Final Project, you were asked to form and share your opinions regarding the elements of the 20th century and how they are shaping the 21st century. In this Discussion, you will continue that thought process as you rank the elements from your 20th-century Top 3 list (Final Project) that you consider to be the most important element in the list in shaping 21st century. The exercise will ask you to justify your position. You will also have the opportunity to discover and discuss your classmates’ opinions.To prepare for this Discussion:Review your Final Project assignment.Review the differences of opinion about your assignment and your classmates’ assignments.Reflect on the considerations you took into account when you formulated your Top 3 elements for your Final Project assignment.Consider what your thought process was for selecting your Top 3 elements. Was it difficult to narrow it down to just three? If so, why? How did you make your final decision?With these thoughts in mind:By Day 3Post the one most important element from your Final Project 20th-century Top 3 list.Justify why you believe this is the most important element from your Top 3 list in shaping the 21st century.Support your assertions by making at least 2 references, in proper APA format, to the course readings.Be sure to support your ideas by properly citing at least one of week’s Learning Resources, in APA format, within your initial post.Read a selection of your colleagues’ postings.