Sendmail is the preferred mail transfer agent (MTA) on openSUSE Linux systems.

Directly quoting or paraphrasing someone else's work without permission or credit ________

A) requires you to apply for a copyright B) requires you to send a copy of your work to the WIPO C) is plagiarism D) means you have a patent pending

Once a workbook is ________ it is read-only

Fill in the blank(s) with correct word