1. (20 points) Consider the following regular set over { = {a,b}. Which of the following correctly represents the language given by Sj? (4 points) Explain your answer. (16 points) S1 = {a}* {a,b}* {b}* 1. Set of all strings that start with a 2. Set of all strings that end with B 3. Set of all strings that start with a and end with G 4. Set of all strings in * 5. None of the above (provide your own answer and explanation.)