Step 1: Understanding the Concept:
The question asks about the various consequences of British colonialism on Indian society. Colonialism was a multifaceted process with wide-ranging impacts.
Step 2: Detailed Explanation:
- (A) National unity: The administrative and political unification of India under a single rule, the introduction of modern communication and transport, and the shared experience of colonial oppression helped foster a sense of shared identity and nationalism, leading to national unity.
- (B) Development of capitalistic economy: Colonialism integrated the Indian economy into the world capitalist system. It introduced new land tenure systems, commercialization of agriculture, and modern industries, though in a way that primarily served colonial interests.
- (C) Emergence of new classes: Colonial rule led to the creation of new social classes, such as a new educated middle class that worked in the colonial administration, a new capitalist class, and an industrial working class.
Since all three options describe significant impacts of colonialism, the most appropriate answer is 'All of these'.
Step 3: Final Answer:
All the listed options were significant impacts of colonialism on Indian society.