COMMON KNOWLEDGE / BRITAIN / ECONOMY / HEAVY / DEPEND / NORTH SEA...

72. common knowledge / Britain / economy / heavy / depend / North Sea oil.A. There is common knowledge that Britain economy heavily dependent on North Sea oil.B. It is common knowledge that Britain’s economy is heavily dependent on North Sea oil.C. There is common knowledge that Britain economy heavily depend on the North Sea oil.D. It is common knowledge that Britain’s economy is heavily depending on the North Sea oil.