Most people work to earn a living, and produce goods and services

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 25 to 29.

Most people work to earn a living, and produce goods and services. Goods are (25) ____agricultural (like wheat and milk) or manufactured (like cars and paper). Services are such things (26) ____ education, medicine and commerce. Some people provide products. An example can be a man who produces goods such as rice. Some provide services. In a hotel, services can range from cleaning, washing to arranging tours within and outside the city where (27) ____. Other people provide both goods and services. For example, in the same garage, a man may buy a car or some service which helps him to maintain his car.
The work people do is called economic activity. All economic activities together make up the economic system of a town, a city, a country or the world. Such an economic system is the sum (28)___ and what they want. The work people undertake either provide what they need or provides the money with (29)____ they can buy essential commodities. Of course, most people hope to earn enough money to buy commodities which are non-essential but which provide particular personal satisfaction, like toys for children, visits to cinema, computer games and books.