Trade between north africa and west africa was largely driven by north africa's desire for and west africa's desire for a. gold; salt b. salt; slaves c. slaves; gold d. salt; gold

56: 58 the assembly line was a system through which items were mass-produced in a flow.

Why was the united states motivated to establish the open door policy? a. the policy guaranteed american commerce with china. b. the policy supported the chinese nationalist cause. c. the policy led to a gain of american colonies in asia. d. the policy claimed damages from the chinese.

30 points! asap. in 3 to 4 sentences, summarize the key features of the jewish law.