1. What will be the final value of string msg once the following piece of Java code has completed executing? Pick exactly one answer below. s2 = "folks"; WWWWWWWWWWW String s1 = "Welcome to Washtucna String msg = sl and "; " have a great day!"; + 1 msg += a) "folks, have a great day" b) Welcome to Washtucna folks and have a great day!" c) "have a great day!" d) "Welcome to Washtucna and have a great day!" 2. What is the value of sl.charAt(1) for the string s1 above? a) 'e' c) 'h' b) 'W' d)" (a single blank space) 3. What is the value of sl.indexOf('m') for the same string s1 above? a) 4 c) 5 b) 6 d) 0 4. Which of the following strings best matches the name of the author of your CSCD 210 textbook this term? a) "Stu Steiner" c) "Daniel Liang" b) "Nancy Pelosi" d) "Tom Brady