According to historical context, the statement that correctly describes the impact of Upton Sinclair's The Jungle is "it led to the eventual passing of a federal meat inspection act."
This is because Upton Sinclair's The Jungle is a novel that exposes the ugly condition of the meatpacking industry.
The novel revealed the dirty condition of meat lacking process and exploited immigrant workers.
The novel was published in 1906, and it led to the passing of a federal meat inspection act in the same year by the United States Congress.
The Federal meatpacking inspection act 1906 is made to guarantee that meat and meat products are produced under rigorous regulated hygienic conditions.
Hence, in this case, it is concluded that the correct answer is option B. "It led to the eventual passing of a federal meat inspection act."
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