Answer:
b. Ethnographic research
Explanation:
In sociology and research, an ethnographic research is a type of research where the researcher interact with the population he/she wants to study in their natural environment (this means, not in a lab or an artificial environment). This type of research allows the researcher to get a better understanding of the culture and the population he/she is studying.
In this example, Yani wants to study human development among indigenous cultures in the mountains of Peru and he plans to move to Peru to integrate with his study subjects and make social connections and observe their daily life up close, we can see that <u>he wants to interact with his study subjects in their natural environment in order to get a better understanding of their culture.</u> Therefore, this type of research design is an ethnographic research.
I believe the answer is: <span>spontaneous recovery
</span><span>spontaneous recovery refers to the automatic response that we give in a certain situation which created from past conditioning.
In most cases, spontaneous recovery happened after we suddenly re-exposed to a certain stimulus that trigger a huge biological or psychological response in the past</span>
The straight led into an ocean that he was forced to circumnavigate in order to return home.