Your programs must include the following information in comments: (1) problem number, (2) course information, (3) assignment, (4) date, and (5) student name. 1. (20 points) Modify the given read line function each of the following ways: a. Have it skip white space before beginning to store input characters. Name this function read line a b. Have it stop reading at the first white space character. Name this function read line b. c. Have it stop reading at the first new-line character, then store the new-line character in the string. Name this function read line c. d. Have it leave behind the characters that it doesn't have room to store. Do not read these from input. Name this function read line d. You will submit a program that calls each ofthe four read line functions. Your program should call each of the functions from main and display the resulting strings. Use these global constants for the whitespace characters: Global Constants const int horizontalTab 9; const int linefeed 10; const int verticalTab 11; const int space 32; Ifn int read line (char str0, int n) brief reads characters from standard input and stores them in str. *\param[in] str character array "Vparam[in] n ength of str array * eturn number of characters stored in str