6band
The graph below shows US consumers' average annual expenditures on cell phone and residential phone services between 2001 and 2010. Write a report for a university, lecturer describing the information shown below. The graph illustrates the amount of money, people of America spend on two different types of phones yearly during 2001 and 2010.
Overall, the operating costs on the personal phone had increased drastically whereas the reverse can be true for landlines at their homes.
In 2001, the market was quite ...