In product line pricing, price steps should account for differences in customer perceptions of the value of different features

Which of these is a valid reason for closing a change record?

A. The released has been implemented B. The change acceptance criteria have been met C. The change has been authorized and implemented D. The change has been released

A ______ is a word, name, symbol, or device that is used in trade with goods to indicate the source of the goods and to distinguish them from the goods of others

A. copyright B. patent C. trademark D. all of the above