Which of the following techniques was first developed in ancient china? silk-making
iron forging
irrigation
bronze casting

How did the northern u.s. change during the 19th century? select the best choice from the answers provided. a. it became more industrial. b. it became more agrarian. c. it became less populated. d. it became less diverse

Ineed to write an essay about harriet tubman

The american civil war most former enslaved african americans in texas began making a living as