Match the following: List I (DOS commands) List II (Meaning) A. DBLSPACE 1. Deletes a director and its sub-directories B. MEM 2. Displays the amount of used and free memory C. SYS 3. Put a copy of DOS on disk D. DELTREE 4. Compresses files to increase the storage capacity of disc

• A-4, B-3, C-2, D-1
• A-2, B-3, C-4, D-1
• A-4, B-2, C-3, D-1
• A-1, B-2, C-3, D-4