By using lands to farm millet, wheat soy beans cucumbers bok choy. The Chinese would use the rivers that run through the plaines to fish, feeder cattle and travel up and down the rivers and boats
Answer:D) human factors psychologists.
Explanation: with the progression of technology and how quick it is increasing into doing the work that is usually done by human beings , this has open up the role of human factors psychologist in the world of engineering. This is sort of psychologist which focuses on studying human capabilities and limitations in order to innovate safer technologies.
What Human Factors Psychologists Do?
- Human factors psychologist studies how people interact with newly innovated technology. The aim is to innovate technology that are safe and comfortable for people to interact with.
In the early 1960s, sociologist Herbert Gans moved into a newly developed suburb in new jersey where he lived for two years, observing and interviewing his neighbors. in research terms, Gans conducted a participant observation study. Participant observation is method used for data collection, in which the <span>the </span>observer is a "player" in the action (he/she <span>participates in ongoing activities and records </span>observations). The technique is used in many studies in Anthropology and Sociology.
Growth, population size, population studies, population vital statistics
I think its D good luck mate.