Question

Adam smiths, "invisible hand" refers to:

a. The subtle and often hidden methods that businesses use to profit at consumer's expense. 

b. The ability of free markets to reach desirable outcomes, despite the self-interest of market participants.

c. The ability of government regulation to benefit consumers, even if consumers are unaware of the regulations. 

d. How producers or consumers in unregulated markets impose costs on innocent bystanders.