Assertion : The magnetic poles of earth do not coincide with the geographic poles.
Reason : The discrepancy between the orientation of a compass and true north-south direction is known as magnetic declination.
(a) Both assertion and reason are true and reason is the correct explanation of assertion.
(b) Both assertion and reason are true and reason is not the correct explanation of assertion
(c) Assertion is true but reason is false
(d) Assertion is false and reason is true
