Write a 200- to 300-word response to the following question: What are the similarities and differences between single alternative structures, dual alternative structures, and case structures? Provide an example of one of the three control structures using pseudocode. Try to provide an example that has not already been posted. Write a 200- to 300-word response to the following question: What is an iteration structure? What problem does a repetition structure solve? Provide an example of a process in which a repetition structure is appropriately used.