S1:tPayment for imports and exports is made through a system called foreign exchange.P :tThe value of the money of one country in relation to the money of other countries is agreed upon.Q :tThese rates of exchange vary from time to time.R :tFor instance, an American dollar or a British pound sterling is worth certain amounts in the money of other countries.S :tSometimes a United States dollar is worth 12 pesos in Mexico.S6:tAnother time it may be worth eight pesos.The Proper sequence should be:

S1:tPayment for imports and exports is made through a system called fo

1.	S1:tPayment for imports and exports is made through a system called foreign exchange.P :tThe value of the money of one country in relation to the money of other countries is agreed upon.Q :tThese rates of exchange vary from time to time.R :tFor instance, an American dollar or a British pound sterling is worth certain amounts in the money of other countries.S :tSometimes a United States dollar is worth 12 pesos in Mexico.S6:tAnother time it may be worth eight pesos.The Proper sequence should be:
A.	PQRS
B.	QPRS
C.	PRQS
D.	RPQS
Answer» D. RPQS