The answer is The Placebo Effect.
The placebo effect is an substance with no known medical effects, such as sterile water, saline solution or a sugar pill
The statement "Lobbyists have to file more detailed and frequent reports of their activities, pay, and expenses" best completes this diagram.
<h3>What is Lobbying?</h3>
This refers to act of communicating with the government with a purpose of influencing their action.
Here, the statement "Lobbyists have to file more detailed and frequent reports of their activities, pay, and expenses" best completes this diagram.
Therefore, the Option A is correct.
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