In the following passage, the numbered gaps indicate missing words. Against each number in the list below the passage, four options are given in columns lettered A to D. Choose the word that is the most suitable to fill the numbered gaps in the passage.

Money serves as a ....71..... of exchange modern world. This is perhaps the most important 72 of money. People who have money can use it to buy goods and.73......Without it, trade will be carried out on the basis of ...74.... where goods or services are exchanged as was the practice in the years gone by. This mode of trading has a number of disadvantages, as people will have to match their .....75..... With those of other people. For example, if a hunter wants to trade his ....76... for yam, he must find a ..... 77... who needs what he is trading. Another difficulty is determining the ....78..... of each item needed in the exchange. Therefore, this mode of trading is no longer commonly practised. Nowadays, people pay money for goods and services rendered both locally and internationally. International trade boosts the....79...of a nation. The ...80..... frequently used in international trade is the US Dollar.

The passage below has gaps. Immediately following each gap, four options are provided. Choose the most appropriate option for each gap.

PASSAGE IV

With the most profound respect to the members of the Senate, I do not think that it is within the competence of that ...1... body to pass a motion to ...2... the executive action of the President. The Senate is ...3... of the National Assembly. But it is not by itself alone the National Assembly. One can imagine the confusion, which would be created if the ...4... were to take a view diametrically opposed to that reflected in the Senate resolution. The strongest objection to the action of the Senate in passing the resolution is the fact that it constituted itself the ...5... as well as the judge of the constitutionality of the action of the President. The function of the Senate is to ...6... laws. But the Senate has no authority or ...7... to control the President in the exercise of his ...8... powers. It cannot by a mere resolution or motion give any directive to the President regarding the exercise of his powers nor can it undo what the President has done in the exercise of those powers. The only way in which the exercise of the powers of the President can be ...9... is by ...10... of the National Assembly.
Adapted from The Guardian of July 8, 1999, p. 8.