Data needs to be defined, its structure must be described. Data is stored to databases for online transactional purposes, creating, modifying, deleting, retrieving data. Data warehousing keeps historical data for preprocessing, mining, analyzing, reporting data. Data security topics such as accessing to data, privacy of data, erasing data must be managed. Data quality is important for decision-making. Data quality must be managed since data quality affects quality of extracted knowledge. Data architecture is the set of rules, models, methodologies to determine data flow for enterprises’ applications, to manage data in rest for enterprises’ information technology systems and so on. Data architecture must be managed to design, deploy and modify it. Therefore, the correct option is D.