What did trench warfare cause?

The sahel is located on the edge of the sahara desert. a. north b. west c. south d. east

Where did khomeini seize power in 1979?

If the ussrs economy has remained agricultural-based rather than industrial, then a. the unemployment rate among men would have been much lower b. women would have been less in demand in the workforce c. crop productivity would have led to larger , better nourished populations d. children would not have had to leave school early to work in factories