The process where the programmer steps through each of the program's statements one by one is called 
.
Answer:
private ip addresses
Explanation:
A private ip address is assigned to each device on a network, allowing devices on the same network to communicate with each other without using any public ip addresses.
Answer:
return instruction used to return a value from a function.
Explanation:
Function is a block of statement which perform the special task.
Syntax for define a function:
type name(parameter_1, parameter_2,...)
{
statement;
return variable;
}
In the syntax, type define the return type of the function. It can be int, float, double and also array as well. Function can return the array as well.
return is the instruction which is used to return the value or can use as a termination of function.
For return the value, we can use variable name which store the value or use direct value.
