Quiz on Ash Wednesday

It's fascinating to see people walking through the streets with black smudges on their foreheads. Once which was a custom to the Roman Catholics has turned out to be a popular culture now. While this ritual wins away the heart of millions, many of us just don't happen to know the implications behind this strange rite.
So it's time to know about them and unveil to your friends the mystery behind the Ash mark.
Well, just check out if you know them already.