Imagine you are a detective examining a crime scene. You are trying to
identify the person who committed the crime, so you collect many samples at
the crime scene. Which sample would be most useful in identifying the
person who committed the crime?
O
A. A watch and keys found at the crime scene
O
B. Pieces of flooring from the crime scene
O
C. Drops of blood found at the crime scene
O
D. Plants growing at the crime scene