Need help.

List of choices: 20, 21, 25, 80, 161, 443, 3389

Identify TCP/IP protocols and port numbers Internet Sales Dept's file server introduction Sales rep accessing a standard sales form Select Select instruction Select Switch inventory Web server notepad Select Wireless access point magnifier Network admin monitoring network device functions Web admin editing a website hosted on the web server contrast Instruction OX Which port must be open on each of these devices to allow the correct protocol to function? o o - 2--- - 2 -- 2- Submit