Here's an online quiz from BBC Science & Nature - just how good are you at solving the perfect murder?
Imagine you are a forensic scientist who has to solve a series of murders commited by a killer who is particularly good at outfoxing the investigators.
Your first case is a lethal stabbing - and the identity of the victim is unknown.
What do you think is the most useful item to collect in order to identify the victim?
A Piece of bone
B Shard of eyeglass
C Bit of fabric
Update 8/13/07: This repost mytsery was solved by Xayser!