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Assertion (A) : Group-`13`-doped crystals of `Si` are called `p`-type semiconductors. Reason (R ) : Positive holes are reasponsible for the semiconducting properties.A. If both `(A)` and `(R)` are correct, and `(R)` is the correct explanation of `(A)`B. If both `(A)` and `(R)` are correct, but `(R)` is not the correct explanation of `(A)`C. If `(A)` is correct, but `(R)` is incorrect.D. If both `(A)` is incorrect, but `(R)` is correct.

Answer» Correct Answer - A


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