Well that would likely hinder the trade for such nation, like China. China has a TON of industry, and what would happen of it couldn't reach outside its borders? The economy would plummet! It would weaken every aspect of the nation.
The most likely answer is B.. The reason I say this is because you can already rule out A and D. because Sikhism is a monotheistic religion, not a polytheistic religion, meaning they believe in only One God. And Sikhism was actually first made to oppose and differ from Hinduism and Islam.
The Whiskey Rebellion was triggered by a tax imposed on distilled liquors in 1791. which farmers in western Pennsylvania believed was unfair since they made alcohols to sell. Although the protests against the tax were initially peaceful, they became violent in 1794.
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The answer to your question is - developing an understanding of the human brain.
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