Directions.In the following question, a statement of asertion followed by a statement of reason is given .Choose the correct answer out of the following choices:
Assertion and reason both are correct statements and reason is correct explanation for assertion.
Assertion and reason both are correct statements but reason is not correct explanation for assertion.
Assertion is correct statement but reason is wrong statement.
Assertion is wrong statement but reason is correct statement.
Assertion:The photoelectrons produced by a monochromatic ligh beam incident on a metla surface have a spread in their kinetic energies
Reason:The work function of the metal varies as a function of depth from the surface.

Options

A. A
B. B
C. C
D. D