In which area does clean drinking water present the biggest problem? A-the Brazilian rain forest
B-London, England
C-Mexico City
D-Washington, D. C.

In 1933 the 21st amendment was added to the u.s. constitution, allowing for the manfacture, transportation, and sale of alacoholic beverages in the united states. why was this amendment needed?

Explain the value of statistics and other data to positive economics and to normative economics

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