Q 3111156929.    

Assertion : In smelting, the roasted ore is heated with powdered coke in presence of flux.

Reason : Oxides are reduced to metals by C or CO and impurities are removed as slag.

A Both A and R individually true and R is the correct explanation of A
B Both A and R are individually true but R is not the correct explanation of A
C A is true but R is false
D A is false but R is true

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