Which was not a labor saving device in the 19th century washing machine, spinning wheel, vacum cleaner, sewing mchine

Why were the chang and xi rivers important to china’s development? a. they keep invaders out. c. they kept china isolated. b. they provided a route for ships to travel inland. d. they provided boundaries for the different political sections

23 4 5 6 select all that apply. history is the recorded story of the interaction between and o ideas o patterns o future events o environment o people neyt question

How will president amoto's economic advisors determine south gamara's per capita gross domestic product