Each question has Statement-I and Statement-II. of the four choices given after the statements , choose the one that best describes the two statements
Statement-I If a charged particle is moving on a circular path in a perpendicular magnetic field, the momentum of the particle is not changing.
Statement-II Velocity of the particle is not changing in magnetic field.

Options

A. Statement-I is true , Statement-II is true , Statement-II is a correct explanation of Statement-II
B. Statement-I is true , Statement-II is true , Statement-II is not a correct explanation of Statement-II
C. Statement-I is true , Statement-II is false
D. Statement-I is false , Statement-II is true