Which phrase best describes the word common, as used in the phrase "the
tragedy of the commons"?

A. A typical result
B. An unwanted effect
c. An unusual object
D. A shared resource

The middle east links which two continents? ●asia and europe●europ and africa●africa and asia●africa and australia

Which is an accurate description of the physical characteristics of poland? its fertile soil is found only along riverbanks, and its mountainous region in the northwest has few mineral resources. it is mostly flat with fertile soil except in the east and northeast, and the mountainous region in the south has large deposits of coal and copper. it is covered with thick forests, and it has large reserves of coal, petroleum, and natural gas. its landscape is dominated by plateaus, mountains, and high ridges, and it has large deposits of sulfur and copper in the northeast.

b) is there any ordinal sense to zip codes? in other words, does a larger zip code tell you anything about a location compared to a smaller zip code?