Answer: c
Explanation: because they became more reliable but not necessarily more diversified
Or people based on common features,traits o rcharacteris
What led to the creation of two China's was when the China war started which was the China War 11 China then faced U.S efforts but China failed so they started Two China's
The research Sia conducts by going undercover at a local high school o observe and participate with the students to better understand the world in which they live is <u>A. Field Research</u><u>.</u>
<h3>What is field research?</h3>
Field research is a qualitative method of data collection.
Field research involves:
- Observation
- Interaction
- Interviews
- Understanding the research objects in their environment.
<h3>Question Completion with Answer Options:</h3>
a. Field research
b. Surveys
c. Experiments
d. Secondary data analysis
Thus, the research Sia conducts by going undercover at a local high school o observe and participate with the students to better understand the world in which they live is <u>A. Field Research</u><u>.</u>
Learn more about Field Research at brainly.com/question/5633913
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