Which of the following is an advantage of upgrading to a 64-bit version of Windows? （）

• A、A greater number of dynamic disks or disks larger than 1 TB can be supported.
• B、Multiple applications running in 16-bit compatibility mode are supported.
• C、More than 4GB of RAM, in some cases up to 128GB of RAM can be supported.
• D、A new anti-virus protection scheme called Data Execution Prevention is supported.