Assertion (A): Each d-block series contains ten elements
Assertion (R): The max capacity of d-orbitals is of ten electron as in each series d-orbitals are gradually filled up.

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