Need help please I need to get them right plzz NEED HELP WITH 4,5 and 6

Ahistorian claims massive drought and famine in china caused the boxer rebellion. which of the following historians is making a counterclaim?

Plz where was the inca civilization located? a. in and around the andes mountains of south america. b. central america in southern mexico. c. the caribbean islands. d. the central valley of mexico.

Select all that apply. select all the items that describe a command economy. distribution by the government poor selection of goods high standard of living shortage of goods limited freedom