Answer: (A) The sleeper effect
Step-by-step explanation:
The sleeper effect is the mental wonder that identifies with influence. It is a postponed increment of the impact of a message that is joined by the limiting signal.
The sleeper effect is denoted by the people that are exposed generally to the persuasive message and they show attitude towards advocacy of the displaying message which is significantly increases. The sleeper impact happens in a circumstance when impacts of a powerful message are more grounded when additional time passes.
Therefore, Option (A) is correct.