Official Answer Key & Detailed Solution
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Correct Answer: Option (B) — 1, 2 and 4
Concept & Option Breakdown
Standard Reference Verified- Capital investment (1), Business turnover (2), and Power consumption (4) directly determine the scale of production, technological capability, and overall economic size of an industrial unit.
- Labour force (3) can indicate labour intensity but does not necessarily define the size or modern capacity of an industry, as capital-intensive and automated high-tech sectors can generate massive turnover with a relatively small workforce.
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