Option A I THINK..........
One of the major cause was "East India Company" ended and British rule came into existence in India.
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The answer is B. they boycotted all goods coming from england.
The answer is C. It was the most effective worker's union in the United States at the time, and was not as hostile as other unions, but it wasn't soft on big businesses either! It was quiet left-wing in its views, Socialist in fact. Most members were defectors from the Knights of Labor who were too militaristic for the common man to stomach.
Hope I helped!