They have been found on oracle bones
Answer:
Descriptive research
Explanation:
If our goal is to estimate the prevalence of a disease or exposure in a population, we are talking about descriptive research. Whenever we are trying to describe the characteristics of a population or a phenomenon (in this case the frequency of a disease and exposure to it) we are doing a descriptive study. The results of this type of studies are usually represented in descriptive statistics and percentages. For example, from this sort of survey we would find out the percentage of population that suffer this disease.
<span>..centers of international trade and commerce. </span>
Answer: It is commonly used to describe human societies "with a high level of cultural and technological development", as opposed to what many consider to be less advanced societies. ... In a wide sense, civilization often means nearly the same thing as culture or even regional traditions including one or more separate states.
Modeling is the answer youre looking for.