What is the meaning of RAM, and what is its primary role?

• A. readily available memory; it is the first level of memory used by the computer in all of its operations.
• B. random access memory; it is memory that can be reached by any sub- system within a computer, and at any time.
• C. random access memory; it is the memory used for short-term temporary data storage within the computer.
• D. resettable automatic memory; it is memory that can be used and then automatically reset, or cleared, after being read from or written to.