Spain continued to harass trade moving down the Mississippi, occasionally blocking all use of the river. Leaders of the US wanted to buy New Orleans but Congress was unable to put together any sort of offer. Why?

Which of the following characterize the historical move toward urbanization? i. increase in pollution ii. increase in frequency of natural disasters iii. increase in incidence of infectious disease a. i b. ii c. i and ii d. i and iii e. i, ii and iii