A user is receiving an error about not having enough virtual memory. A technician wants to manually set the amount of available virtual memory for the computer. At a MINIMUM， the technician should set the virtual memory to be which of the following？（）

• A、0.5 times the amount of physical memory
• B、1.5 times the amount of physical memory
• C、2 times the amount of physical memory
• D、Equal to the amount of physical memory