When importing a text file, ________ is a common file extension for files that are not fixed-length

Find the error(s) in each of the following code segments and explain how to correct it:

``` a) i = 1; while (i <= 10); ++i; } b) for (k = 0.1; k != 1.0; k += 0.1) { Console.WriteLine(k); } c) switch (n) { case 1: Console.WriteLine("The number is 1"); case 2: Console.WriteLine("The number is 2"); break; default: Console.WriteLine("The number is not 1 or 2"); break; } d) The following code should display the values 1 to 10: n = 1; while (n < 10) { Console.WriteLine(n++); } ```

The accompanying figure demonstrates a(n) _____ form of networking standard.

A. ?Ethernet Controller Driver B. ?Ethernet Ring Protection C. ?Power over Ethernet D. ?Power with Ethernet Evolution