Ethiopia is a landlocked country with high plateaus divided by a central mountain range. Under Ethiopia’s constitution, the state owns the major industries, all of the land, and provides long-term leases to the tenants. Ten percent of the land is arable. Coffee is a leading export. —CIA World Fact Book

From the description above, it can be inferred that Ethiopia’s economic system is a —

A. market economy based on heavy manufacturing

B. communist economy based on industry

C. traditional economy based on cattle

D. socialist economy based on agriculture