(A) Roasting is a process in which the ore is heate in presence of air (R ) Concentration of sulphide ore is done by calcinaitonA. If both (A) and (R ) are correct and (R ) is the correct explantion of (A )B. If both (A) and (R ) are correct and (R ) is not the correct explantion of (A )C. If (A) is correct but (R ) is incorrectD. If (A) is incorrect but (R ) is correct

(A) Roasting is a process in which the ore is heate in presence of air

1.	(A) Roasting is a process in which the ore is heate in presence of air (R ) Concentration of sulphide ore is done by calcinaitonA. If both (A) and (R ) are correct and (R ) is the correct explantion of (A )B. If both (A) and (R ) are correct and (R ) is not the correct explantion of (A )C. If (A) is correct but (R ) is incorrectD. If (A) is incorrect but (R ) is correct
Answer» Correct Answer - C

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