How does the first paragraph develop the idea that humans are responsible for the rise in bear encounters?
A.
The author uses a problem-and-solution relationship to show how humans have prevented encounters with bears in the past.
B.
The author shows how bears have significantly changed by comparing and contrasting their behavior today with their past behavior.
C.
The author uses chronological order to explain the events that have led to an increase in encounters between humans and bears.
D.
The author uses a cause-and-effect relationship to show that human invasion of bear territory has resulted in the increased encounters.