What is the maximum port capacity of the 5320 MCU?

What is the maximum port capacity of the 5320 MCU?

A.
20 HD+ or 40 HD or 80 SD or 96 nHD

B.
10 HD+ or 20 HD or 40 SD or 48 nHD

C.
5 HD+ or 10 HD or 20 SD or 24 nHD

D.
1 HD+ or 2 HD or 4 SD or 8 nHD