What is the output for total after the following segment of code executes?

int num = 3, total = 0;

switch (num)

{

case 1:

case 2:

total = 5;

break;

case 3:

total = 10;

break;

case 4:

total = total + 3;

break;

case 8:

total = total + 6;

break;

default:

total = total + 4;

break;

}

WriteLine("The value of total is " + total);

a. 10

b. 15

c. 14

d. 28

e. none of the above