collect samples of types of trees observe and record behaviors conduct experiments in a laboratory change environment and observe responses
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which of these do scientists most likely do when studying the interaction of animals in their natural habitat?
Possibilities:
- collect samples of types of trees
- observe and record behaviors
- conduct experiments in a laboratory
- change environment and observe responses

observe and record behaviors