Match the type of data infrastructure with the appropriate statement (use the drop-down box to select either A, B, C or D for each type). A. Hadoop Designed to analyse data derived from transactional sources and other sources for business intelligence and therefore helpful for strategic decisions that affect the entire Data Warehouse enterprise. Data Mart B. Instead of using one large computer to store and process the data, this 'system' allows Relational database management system clustering multiple computers to analyse massive datasets in parallel more quickly. It is useful for handling unstructured data. C. When data is in the form of unstructured text, log files, audio, streams and other unstructured format, then it becomes difficult for this 'system' to store and process this data quickly and efficiently. D. 'Is a very specific portion of the organisation's data (e.g., sales data) used by a single subject or functional organisation area (e.g., sales) and therefore helpful for tactical decisions pertaining to limited parts of the business