Assertion (A): Magnetic moment of an atom is due to both, the orbitla motion and spin motion of every electron.
Reason (R ): A charged particle at rest produces

Options

A. Both `A` and `R` are true and `R` is the correct explanation of `A`.
B. Both `A` and `R` are true and `R` is not correct explanation of `A`.
C. `A` is true, But `R` is false
D. `A` is false, But `R` is true

Answer

C