I believe the answer is theoretical model
A theoretical model is the foundation that could be held to support a certain theory for a certain research or study.
From the example above, the study is build on a foundation that both behavior and environmental factor could affect the subjects' overall health
The answer is B due to how the Manifest Denstiny was the expansion of the U.S through American Continents.
Sign language is your answer i think
Answer is Jordan i think. by the way k12 right
<span>The
Treaty of Frankfurt was signed in Frankfurt on May 10, 1871 ending the France
and Prussian war. The treaty brought back Alsace and Lorraine back to Germany.
The prisoners of war and trade were also brought back to their respective nations.
It has also helped Germany, which had the capacity to excel on technological
inventions and industry, to have a seat on European power politics. France also
paid five billion francs as an insurance to the casualties and problems it had
done during its reign.</span>