Changes in communication technology that have allowed military spouses to switch from mailing letters to their partners in Afghanistan to chatting with them on Skype are an example of what dynamic of globalization?
A. uneven development
B. technological adaptation
C. flexible accumulation
D. time-space compression

Time-space compression

Explanation:

Time-space compression is a theory that was developed by David Harvey in 1989. It is also called space -time-compression. This theory explained the relationship between space and time that alters its qualities.

Harvey's ideas were related to the Karl Marx theory called the annihilation of the space and the time. The time and space compression were occurred due to some technological innovation. It is an important facet of life in contemporary times.

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.

they protect against unsafe foods and medicines being sold

explanation: