The <span>natural formation that divides France from Germany is: The Rhine river
Rhine River has the length around 1,233 Kilometers and flows through 6 countries in Western Europe and divides three of those nations, Switzerland, France, and Germany.</span>
Answer: Development
Explanation: The human and natural resources in a developed area or country are brought to their full potential and to the benefit of the people who are citizens or residents there.
Development can be measured economically by the Gross Domestic Product GDP and by its effect on people through the Human Development Index HDI. While GDP measures the total goods and services produced, the HDI measures the level of education and opportunities available to people in the area or country.
I believe your answer to be limestone, good sir.