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Assertion:Neutrons penetrate matter more readily as compared to protons.
Reason:A neutron has no charge .
A. If both assertion and reason are true and reason is the correct explanation of assertion .
B. If both assertion and reason are true but reason is not the correct explanation of assertion .
C. If assertion is true but reason is false .
D. If both assertion and reason are false

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Protons suffer more collisions when they enter matter than neutrons. In each collision they lose energy. Hence, neutrons penetrate into matter more than protons.The reason why protons suffer more collisions is because of their charge.

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