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What mining technique causes the least ore dilution?

A. Block caving

B. Sublevel stoping

C. Cut and fill

D. Sublevel caving

Answer: Option C

Solution (By Examveda Team)

Cut and fill mining allows selective extraction and tight control over ore boundaries.The correct answer is: Cut and fillBackfill supports the walls, reducing waste mixing.Used in high-grade, irregular ore zones.

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