Assertion: Wrough iron is prepared from cast iron by oxidising impurities in a reverberatory furnace lined with haematite.
Reason: Haematite oxidises carbon to carbon monoxide.

Options

A. Statement -1 is true, Statement-2 are true and Statement-2 is the correct explanation of Statement -1
B. Statement -1 is true, Statement-2 are true and Statement-2 is not a correct explanation of Statement -1
C. Statement-1 is true but Statement -2 is false
D. Statement-1 is false but Statement -2 is true

Answer

b