下图是一项著名的水利工程，修建于2000 多年前，经受住了汶川地震的考验，至今一直造福于人民。此项工程是

A．都江堰             

B．隋朝大运河

C．赵州桥             

D．元朝的运河

The （） contract is a contract between a party who agrees to accept the risk and a party seeking protection from the risk.

A. payment

B. production

C. shipment

D. insurance