Incomplete question. The full question read;
It is best to use an oral channel in the following situations except when ___
- you want immediate feedback from the audience.
- you want to encourage interaction to solve a problem or reach a decision.
- you need no permanent record.
- your message is complex and requires further explanation.
Answer:
- you need no permanent record.
Step-by-step explanation:
Remember, using oral feedback helps your listeners to easily understand the complexities in your message when it is simplified by the speaker, receiving immediate feedback from the audience, and encourages interaction among the audience.
However, using an oral channel does not guarantee an honest no permanent record would occur, thus, it is an exception among the listed situations.