Task One Type the following code into your coding environment to verify the purposes of the functions. 1 #include 2 void print_star (void); 3 void print message (void); 4 void main (void) 5Q 6 print_star(); 7 print_message(); print_star(); 9 10 void print_star (void) 11 BC 12 printf(": 13 14 void print_message (void) 15 16 printf(" How do you do ! "); 17 } Question: 1) What is the output of the program after execution? 2) What are the purposes of line 2-3? Can they be removed? 3) Suppose that you are introducing the user-defined functions to newbies, please summarize the steps of using user-defined functions in C programming