What does the sleeper effect suggest about source credibility?
A) If a receiver is not paying attention, a message cannot be effective.
B) Many people can learn the important parts of a message even when asleep.
C) The effectiveness of a message will increase over time.
D) The effectiveness of positive sources over negative sources can be erased over time.

Question

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The Answer of What does the sleeper effect suggest about source credibility?
A) If a receiver is not paying attention, a message cannot be effective.
B) Many people can learn the important parts of a message even when asleep.
C) The effectiveness of a message will increase over time.
D) The effectiveness of positive sources over negative sources can be erased over time.

What Does the Sleeper Effect Suggest About Source Credibility