The following graph shows population estimates of several regions in Christian Europe and in the Islamic Middle East shortly before the Crusades began (1000 CE) and on the eve of the Fourth Crusade (1200 CE). Use the graph to answer the following question: A bar graph containing the following information: British Isles Population 1000 CE 2,000,000, 1200 CE 2,800,000, France and the Lowlands 1000 CE 6,000,000, 12 CE 10,000,000; Germany and Scandinavia 1000 CE 4,000,000, 1200 CE 7,000,000, Asia Minor 1000 CE 8,000,000, 1200 CE 7,000,000; Syria and the Levant 1000 CE 2,000,000, 1200 CE 3,000,000.
data adopted from Dr. Kenneth W. Harl, History/Medieval Studies 303, Tulane University, 1998.

Based on the graph, which conclusion can be drawn about the period of the Crusades?

Britain was not as active in the Crusades as France or Germany.
Some Christians moved to Islamic lands during the 200 years of the Crusades.
The Crusades resulted in the migration of people from the Middle East to Europe.
The Crusades corresponded with a major population growth in Europe.