A computer can be used to support multiuser environment whereas a computer to support single user and multitasking environment. But a type of computer can used to support multipurpose operating environment on huge volume of information such as for nuclear and plasma physics. Which one of the following types of computer is used for nuclear and plasma physics?

• A.  Mainframe
• B.  Minicomputer
• C.  Microcomputer          
• D.  Super computer
• E.  None of these