What does the Function Key - F12 do when you are using MS Office (Word, Excel, PowerPoint, etc.) ?

What does the Function Key - F12 do when you are using MS Office (Word

1.	What does the Function Key - F12 do when you are using MS Office (Word, Excel, PowerPoint, etc.) ?
A.	Open 'Save As' Dialog Box
B.	Shows 'Open' Dialog Box
C.	Display 'Save' Dialog Box
D.	Opens 'Font' Dialog Box
Answer» B. Shows 'Open' Dialog Box