PLEAS HELP ME OM ASA 20+PTS AND
Based on what you learned in The Power of the Informal Economy video, what is the informal economy and how many people in the world's economy work in "System D"? Do you see evidence of an informal economy in the United States? Why or why not?

What are two advantages and two disadvantages of the informal economy?

The rich natural resources made the sacramento valley a "garden of eden." permanent villages were established about 8,000 years ago.which choice combines these two sentences from paragraph two to achieve a coherent flow of ideas? a) the rich natural resources made the sacramento valley a "garden of eden" and permanent villages were established about 8,000 years ago. b) permanent villages were established about 8,000 years ago and the rich natural resources made the sacramento valley a "garden of eden." c) the rich natural resources made the sacramento valley a "garden of eden; " and so the permanent villages were established about 8,000 years ago. d) because of the rich natural resources which made the sacramento valley a ‘garden of eden,’ native americans established permanent villages there 8,000 years ago.