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Assertion: In all conductors, for studyi...

Assertion: In all conductors, for studying the thermoelectric behaviour of metals, lead is taken as a reference metal.
Reason: In lead, the Thomson effect is negative.

A

If both Assertion `&` Reason are True `&` the Reason is a correct explanantion of the Assertion

B

If both Assertion `&` Reason True but Reason is not a correct explanation of the Assertion

C

If Assertion is True but the Reason is False

D

If both Assertion `&` Reason are False.

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