These questions consist of two statements each, printed as statement- 1 and statement-2, while answering these questions you are required to choose any one of the following responses.
\( \mathrm{P} \)
(A) If both statements are true and the statement-2 is the correct explanation of statement- 1 .
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(B) If both statements are true but statement-2 is not the correct explanation of statement-1.
(C) If statement-1 is true but the statement-2 is false.
(D) If statement-1 is false but statement-2 is true.
Statement-1 : Nitriding is the process of heating steel in presence of \( \mathrm{N}_{2} \) to form iron nitrides.
Statement-2 : The surface of steel becomes hard after nitriding process.
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