The Industrial Revolution significantly impacted Great Britain by expanding the middle class through new economic opportunities and urbanization. This shift marked a departure from a society dominated by aristocracy, as wealth became accessible to a broader population. Therefore, the correct answer is A: The middle class expanded.
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The Industrial Revolution led to the expansion of the middle class due to new economic opportunities and the growth of factories. This change represented a crucial shift in British society, as wealth was increasingly accessible to those outside the traditional aristocracy. Options regarding liberation of peasants, aristocracy power, and working class dominance are inaccurately portrayed. ;