You Are a Prosecutor and Are Preparing for an Upcoming

Multiple Choice

You are a prosecutor and are preparing for an upcoming trial. This is a case of arson, and the defendant is accused of setting fire to a barn, causing it to burn to the ground.
You have an abundance of physical evidence that points to the defendant, but you also discover that a set of shoeprints found at the scene matches another person. This would be an example of  evidence.

A) exculpatory
B) confirmatory
C) inconclusive
D) optional