To what extent do the global migration trends reported in sources 7 and 8 corroborate (support) the “laws" Ravenstein created in the 1880s? Which region best reflects Ravenstein's predictions about migration?

The model of human settlement suggests that uthe model of human settlement suggests that urban growth is patterned around transportation networks such as railroads and highways. a. burgess b. hoyt c. sauer d. von thunenrban growth is patterned around transportation networks

Can someone me with this plz? ! i'm putting 20 points on it!

Dubai is challenged by all of the following environmental factors except a. a warm and dry climate b. a lack of annual rainfall c. scarce freshwater resources d. a lack of valuable natural resources