Which is a function of regulatory agencies?
encouraging business compliance
creating legislation for businesses
encouraging negative externalities
creating new business opportunities

The correct option is this: ENCOURAGING BUSINESS COMPLIANCE. The correct option is A.

Regulatory agencies are usually put in place by the federal government in order to control and enforce correct standards in the businesses that are operating in a country. For instance, for the pharmaceutical industry, the regulatory agencies for that industry assess the safety of the drugs that are produced by the pharmaceutical companies in order to ensure that correct materials and chemicals that will not injure the public are used.

Explanation:

the great wall of china worked as a defense for the feudal states of the zhou dynasty to the north. during the warring states period more walls were put up to defend the borders of the different kingdoms. it was semi successful because despite the wall, the mongols eventually conquered china also the great wall provided protection to the economic development and cultural progress, safeguarded the trading routes such as the silk road, and secured transmission of information and transportation. @jayxboof