1. (20 points) Consider the following regular set over = {a,b}. Which of the following correctly represents the language given by S,? (4 points) Explain your answer. (16 points) S = {a}{a,b}* {6}" 1. Set of all strings that start with 'a' 2. Set of all strings that end with 8 3. Set of all strings that start with 'a' and end with '6" 4. Set of all strings in * 5. None of the above (provide your own answer and explanation.)