Which of the following statements related to the modern periodic table is incorrect?

Options

A. The d-block has 6 columns, because a maximum of 6 electrons can occupy all the orbitals in a p-shell.
B. The d-block has 8 columns, because a maximum of 8 electrons can occupy all the orbitals in a d-shell.
C. Each block contains a number of columns equat to the number of electrons that can occupy that subshell.
D. The block indicates the value of azimuthal quantum number for the last subshell that received electrons in building up electronic configuration.