Processors that execute one instruction at a time are considered to be ________ processors.

(What Does This Program Do?) What does the following app display?

``` // Mystery.cs using System; class Mystery { static void Main() { int x = 1; int total = 0; while (x <= 10) { int y = x * x; Console.WriteLine(y); total += y; ++x; } Console.WriteLine($"Total is {total}"); } } ```

Which would you use to replace the contents of an HTML page with the value stored in a variable named student?

a. document.write(student); b. document.getElementById(student); c. document.write(student.innerHTML); d. document.write(student.HTML);