INFERENCE: A company's sales increased by 20% after launching a new marketing campaign. Which inference is MOST justified?
Statement: The company ran a new marketing campaign. Sales rose 20% the following quarter.
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A
The marketing campaign definitely caused the sales increase.
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B
The sales increase may have been influenced by the marketing campaign.
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C
Sales would have increased by more without the campaign.
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D
The campaign was the only factor that could explain the increase.