Answer:
Remove all impediments to the formation of a single market.
Explanation:
The Single European Act was signed in Luxembourg and the Hague in 1986.
The goal fo the Act was to create a single market by 1992 among the members of the European Community.
A single market is an economic bloc when barriers to the transit of goods and services, and to the transit of the factors of production (labor and capital).
The answer would be : B. China
Japan has a 4.92 trillion Dollars of Gross Domestic Products
United states has a 16.77 trillion dollars worth of Gross Domestic Products
and
Russia has a 2.097 trillion dollars of Gross Domestic Products
That leave China as the correct answer
E:Managing the currency by closing down banks for a period of time