Evaluate the following command and its output: Which two statements correctly interpret the output?（）
- A FREE_SPACE indicates only the space that is currently unallocated.
- B ALLOCATED_SPACE indicates only the space currently allocated and in use.
- C FREE_SPACE indicates only the space that is currently allocated and available for reuse.
- D ALLOCATED_SPACE indicates both the space currently allocated and used, and the space that is available for reuse.
- E FREE_SPACE indicates both the space that is currently allocated and available for reuse, and the space that is currently unallocated.