Assertion `(A) :` The Daniell cell becomes dead after sometimes. Reason `(R) :` The oxidation protential of `Zn` anode decreases and that of `Cu` increases.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 `(A)` is incorrect, `(R)` is correct.

Assertion `(A) :` The Daniell cell becomes dead after sometimes. Reaso

1.	Assertion `(A) :` The Daniell cell becomes dead after sometimes. Reason `(R) :` The oxidation protential of `Zn` anode decreases and that of `Cu` increases.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 `(A)` is incorrect, `(R)` is correct.
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What are elementary reactions ?

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