Question

which phrase has the most positive connotation? an obsolete system a defunct system a retired system

Explanation:

To determine the phrase with the most positive connotation, we analyze each option:

• "An obsolete system" implies the system is outdated and no longer useful, with a negative connotation.
• "A defunct system" means the system is no longer functioning or exists, also negative.
• "A retired system" suggests the system was purposefully taken out of use (like a retired employee), which has a more neutral or slightly positive tone compared to the other two negative - connoted phrases.

Answer:

C. a retired system