(b) Based on the following case study, Company XYZ operates in a competitive environment mainly against the truck transport. The success of this company depends on fast pricing requests for adhoc information by the many decision makers at remote locations. A huge database of historical data (about 5 million records per year, each containing 100 fields of data) is used for information retrieval. In addition to internal data, the DBMS includes industry and other environmental information provided by external data banks and information about clients and competitors. (1) State and explain THREE (3) characteristics of decision support systems. (6 marks) Explain how the company is able to gain competitive advantage against its competitors by suggesting DSS. 19 macico)