________ is the part of the problem statement that describes what a program should do if the input data is invalid

Which of the following is NOT true about an automated troubleshooter?

A. It communicates with a server to look for updates. B. Files are downloaded if necessary. C. It uses a script to install files in the correct locations in the computer.  D. A reboot is automatic when installation of files is complete. 

Works without copyright protection are in the ________.

A. public domain B. free use domain C. trademark zone D. copyleft domain