Using Ubuntu write a program uin C that do this: A: Wait for the process to finish B. Checks if B finished normally and prints the return value of B. Then reads the information from the integer file. dat e prints the information on the screen. B: Prints its ID and that of its parent. It executes the program process.c and returns a status of 3. The program processB.c writes 1000 integers any to the file integers.dat C: Sleeps for three seconds and then prints its ID and that of its parent. PI D E F.