If "Outlook" is one of the options then thats the answer.
I’d also say B, which is 2
Local Are Network (LAN) is a network that connect computer (or other network devices) in a limited area (local area).
Wide Area Network (WAN) on the other hand is a network that connects computers on a a large geographical area. According these definitions, the following statement is true:
C) wide are network allow users to share files with a secure connection
Changing a worksheet name in Microsoft Excel can be done in multiple ways, but only one of them is correctly explained in the provided option, which is (A) double-click both the worksheet tabs one at a time and then enter the new names.
The other options are incorrect. Even though you can change a worksheet’s name by right-clicking the sheet name, you also need to choose the appropriate option from the window bar that would appear – which is, of course, the rename option.