Assertion (A): `Cu^(+2)` paramagnatic ltbr. Assertion (R): All the orbitals present in `Cu^(+2)` ion are doubly occupied

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 the correct explanation of (A)
C. (A) is true but (R) is false
D. (A) is false but (R) is true