When you change the color of a background item, such as a text box or paragraph, it is called ________

Which of the following are used to ensure employees are kept as safe possible during potentially disastrous events?

a. Lighting b. Drill scenarios c. Fencing d. Control testing

Show the output of the following code

``` public class Test1 { public static void main(String[] args) { System.out.println(f2(2, 0)); } public static int f2(int n, int result) { if (n == 0) return 0; else return f2(n - 1, n + result); } } ``` a. 0 b. 1 c. 2 d. 3