Which empire or dynasty introduced the concept of mandate of heaven, made great advances in iron technology, and invented a new form of portable money? shang han gupta zhou

2points which option best completes the diagram? humanitarian aid as a tool of foreign policy the united states provides humanitarian aid to rebuild after an earthquake. the country supports u.s. interests. o a. more educated citizens are more likely to create a democratic government o b. the citizens and government have a positive attitude toward the united states. o c. more prosperous citizens have money to spend. o d. the country's government discovers a new natural resource.