Huan wants to enter the science fair at his school. He has a list of ideas for his project. Which questions could be answered through scientific investigation? Check all that apply.

Choosing to engage in military action to assist another country is an example of sanctions. internationalism. o isolationism. o diplomacy.

Who was the leader of the black nationalists in the 1920s?

Choose all that apply. from the lesson, which of the following can lead to an empire's collapse? the forming of other empires internal problems na poor economy no one wants to lead unhappy citizens