A customer has a database application that is accessed by a large number of people through a web interface from multiple remote locations.  Which of the following questions will provide the information necessary to design the best performing storage solution？（）

• A、How many web servers will be connected to the database？
• B、Will the database be run on a Windows solution？
• C、How many concurrent users will be accessing the database？
• D、What are the types of transactions run against the database？