You Know That the Windows 8 File Explorer Gives You

Multiple Choice

You know that the Windows 8 File Explorer gives you a lot of power in managing and organizing your files. You decide to take some time to explore its features.
-You tried to change a file's name,but Windows 8 did not permit the change.This is most likely because ____.

A) the filename had a 4-character extension
B) the filename had more than 32 characters
C) the filename contained a colon
D) the filename began with a number