The most important thing was that they were fighting in there own land, also they where using gorilla warfare style.
One example of geography's effect on history is geography determines the winners of wars.
I do not see diagram one. So the best suitable answer is B. The diagram have little relationship to each other, as some of the land areas shown on the diagrams are in different positions.
Tang was militarily powerful while song was comparatively weak. Song dynasty is remembered for its accomplishments in the sphere of its culture. Tang Dynasty was overthrown by the rebels whereas song dynasty experienced the downfall when the Mongols invaded them.
Tang Dynasty influenced military authority over Central Asia which included Korea, Japan and Siberia and central China whereas song dynasty influenced only a part of china but its cultural impact was felt in other nations too. Song Dynasty gave little importance to military power and encouraged Confucian intellectuals for advocacy.
Tang Dynasty allowed many religions to be followed in his rule; they were Buddhism, Islam, Taoism, Christianity, and Judaism. But song Dynasty favored only the teachings of Confucius. Tang Dynasty was known for poetry while song dynasty promoted paintings. Both the dynasties are similar in creating a cultural impact on other nations.
The correct answer among all the other choices is C. They benefit most people, even those not in the group. This is the main feature of public-interest groups. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.