Investigating a fire scene, Investigator Jones determines several places where fires started. What might this indicate about the cause of the fire? It was an electrical fire
It was deliberately set
An accelerant was used
It was an accident

Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.