题目

A businessman walks into a bank in San Francisco and asks for the loan officer. He says he is going to Europe on business for two weeks and needs to borrow $5,000．The bank officer says  the bank will need some kind of security for such a loan. So the businessman hands over the keys to a Rolls Royce parked on the street in front of the bank. Everything checks out, and the bank agrees to accept the car as collateral for the loan. An employee drives the Rolls into the bank’s underground garage and parks it there.    Two weeks later, the businessman returns, and repays the $5,000 and the in二战后，世界经济逐渐形成一个整体，这种趋势是 [     ]A．多极化B．经济全球化C．非集团化D．强国与强国合作