1.an antitrust law
a) makes it illegal for the government to buy services from other governments
b)prevents one business from becoming the only provider of a product
c)allows a business to buy the companies that it run to reduce costs
d)is the only type of regulation that businesses must follow by law

2.how do price controls encourage competition?

a)they promote the principles of a market economy.
b)they allow businesses to run without government involvement.
c)they ensure choices for buyers.
d0they ensure the safety of many products for buyers.