What is the correct network connection sequence when a VMware Horizon client connects to a VDI desktop without a secure tunnel?

What is the correct network connection sequence when a VMware Horizon client connects to a VDI desktop without a secure tunnel?
A . TCP 443 to the vCenter Server, TCP 902 to the Desktop, TCP 903 to the Desktop
B . TCP 443 to the vCenter Server. TCP 4172 to the Desktop, UDP 4172 to the Desktop
C . TCP 443 to the Connection Server, TCP 902 to the Desktop, TCP 903 to the Desktop
D . TCP 443 to the Connection Server, TCP 4172 to the Desktop, UDP 4172 to the Desktop

Answer: D

Explanation: https://docs.vmware.com/en/VMware-Horizon-6/6.2/view-62-security.pdf