human
Question: What is the best way for a marine scientist to determine the eating habits of sharks?

Choices:
A) Tag one shark and monitor its eating habits for one day.
B) Tag one shark and monitor its eating habits for one year.
C) Tag several sharks and monitor their eating habits for one day.
D) Tag several sharks and monitor their eating habits for one year.
gpt
The correct answer is 3: Tag several sharks and monitor their eating habits for one year..