The technology that shows the result of applying an editing or formatting change before it is applied is called

What does the following program segment do?

``` for (unsigned int i{1}; i <= 5; i++) { for (unsigned int j{1}; j <= 3; j++) { for (unsigned int k{1}; k <= 4; k++) { cout << '*'; } cout << endl; } cout << endl; } ```

In Alice, clicking on the ____ button allows you to enter Scene Editor mode.

A. Add instance to world B. Done C. Open D. ADD OBJECTS