20 An economic system where trade and industry are controlled by private owners for profit. a Joint Stock Companies b. Free Interprise c. Fnlightenment d. Capitalism

## Step 1<br />The question is asking for the term that describes an economic system where trade and industry are controlled by private owners for profit. This is a definition of a specific type of economic system.<br /><br />## Step 2<br />Let's analyze each option:<br />- Joint Stock Companies: This is a type of business entity where shares of the company's stock can be bought and sold by shareholders. This doesn't describe an economic system.<br />- Free Enterprise: This is an economic system where private business operates in competition and largely free of state control. This is a system, but it doesn't fully capture the definition given in the question.<br />- Enlightenment: This is a philosophical movement that took place in the 18th century, not an economic system.<br />- Capitalism: This is an economic system where trade and industry are controlled by private owners for profit. This matches the definition given in the question.