Help ASAP!! What critically important contribution does the Evidence Response Team make during the earliest stages of an FBI investigation?

These experts are essentially agents in training and responsible for keeping onlookers away from the scene.

These experts examine evidence at the crime scene so that it can be disposed of on-site.

These experts collect evidence from the crime scene and preserve it so that it can be examined more thoroughly in the laboratory.

These experts are able to solve cases using intuition and interpretation at the scene, closing more than 50 percent of all FBI cases within hours.