Marketing Works,a Market Research Firm Located in Anchorage,Alaska,specializes in Providing

Marketing Works,a market research firm located in Anchorage,Alaska,specializes in providing marketing information to retail stores around the world.The employees at Marketing Works perform a variety of services for and provide a wide range of information to their clients.For example,they collect data on consumer demographics,purchase behaviour,lifestyle,and responses to sales promotions.Finally,the Marketing Works employees analyze,interpret,and interrelate the data they have collected and provide retailers with market-related information.Marketing Works is an example of a firm that offers:

A) single source data.
B) informational data services.
C) technological data services.
D) outsource data services.