Number 4 plz. i don’t know what it means by groups.

Which of the following farming methods the inca farm the hillsides a) slash- and- burn b) crop rotation c) irrigation canalsd) dam construction

The directory was unsuccessful and was eventually replaced because no constitution had been created that outlined its authority. it was connected with the reign of terror. its members did not get along with napoleon. the national convention did not agree with the directory's decisions.

Explain how president trumans knowledge of previous historical events influenced him to initiate us involvement in korea