A caribou herd migrates seasonally. A scent trail leads ants to a food source. A wolf pack howls to warn other wolves to stay away. A honeybee society divides the work between its members.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which behavior can help animals establish a territory?
Possibilities:
- A caribou herd migrates seasonally.
- A scent trail leads ants to a food source.
- A wolf pack howls to warn other wolves to stay away.
- A honeybee society divides the work between its members.

A wolf pack howls to warn other wolves to stay away.