Which of the following statements is true of postmodern cultural spaces? They are places that are defined by racial practices. They are created outside existing places. They exist only as long as they are needed in their present form. They are definite and static.

They have existence as long as they are in current manner.

Explanation:

Postmodern cultural spaces are the current state of culture and society in the world.It describes events, norms, activities, art, practices etc over the space of world.It shows related art, culture, values etc .Thus, existences is based upon the current cultural space in the world.

Other options are incorrect because postmodern-culture are not generated outside current space, not defined through racial practices and neither stable or definite.

"choosing is refusing" means individuals face an opportunity cost with each decision they make. economists state that every decision involves trade-offs. opportunity cost is the least desirable alternative given up as a result of a decision.

two jet streams that directly affect the formation of weather in the continental part are a polar jet and a subtropical jet. they are responsible for the transportation of weather systems, which directly affect people. the polar front is the boundary between cold air from the north pole and warmer equatorial air. both the polar jet and the subtropical jet blow from the west to the east, and follow the boundary between cold and warm air.

the strongest jet streams are polar jets, while subtropical jets are somewhat weaker.

the right answer is c. the polar jet stream is generaly stronger than the subtropical jet stream.