How are the FC-VI links cabled in MetroCluster for clustered Data ONTAP?

A.
controller A is cabled to FC switch A, controller B has both cabled to FC switch B

B.
directly to the corresponding local HA partner

C.
one cable to each of the two local FC switches

D.
directly to the corresponding remote HA partner

Explanation:
(https://library.netapp.com/ecmdocs/ECMP1636017/html/GUID-EAED9FD0-918E-4276-A4E4-D3513CB52665.html)