Assume the declaration in Exercise 8. What is the output of the following statements? a...

Assume the declaration in Exercise 8. What is the output of the following statements?

a. System.out.println(str.substring(0, 5));

b. System.out.println(str.substring(13, 22));

c. System.out.println(str.toUpperCase());

d. System.out.println(str.toLowerCase());

e. System.out.println(str.replace('t', '*'));