no need for explanation just wanna make sure im doing right haha, thank you.

1) Which of the following is an accurate description of last year's economy after March 2020?

a) There was a positive shock to supply and a negative shock to demand

b) The Federal Reserve kept short-term interest rates low

c) RGDP continued to decline throughout the year

d) The unemployment rate steadily increased

2) Suppose a city has a non-institutional population of 500,000, a labor force of 400,000 and a level of employment of 360,000.

What is the city's unemployment rate?

a) 14 percent

b) 10 percent

c) 8 percent

d) 20 percent

3) An accurate statement concerning the structure of the U.S. economy is that:

a) households supply approximately 20 million workers to the labor market

b) the majority of business revenues are earned by proprietorships and partnerships

c) Social Security is the largest purchase made by the federal government

d) exports are greater than 10 percent of the GDP

4) In response to global competition, the chief U.S. approach has been to:

a) develop new products based on innovative technologies

b) require manufacturers to produce their products with inputs from the U.S.

c) raise taxes and reduce government spending in order to lower the budget deficit

d) raise the value of the dollar to make U.S. goods cheaper

Question 4 data:

GDP4000

NDP3700

TAX REVENUE800

EXPORTS200

IMPORTS250

GOVT. PURCHASES500

CONSUMPTION2700

GROSS INVESTMENT850

During 2018, this country's net exports were:

a) 450

b) 200

c) -50

d) -250