Answer:
naturalistic observation
Explanation:
According to my research on different research methods, I can say that based on the information provided within the question the type of method being used is called a naturalistic observation. This research method focuses on observing the subject of study in their natural environment without any interference from the researcher or any third party aspect that might interfere with the research.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.