Correct option is C
• Auto-responder: Used for automatic replies (e.g., “Out of Office” messages).
• Archive: Removes emails from Inbox to reduce clutter without deleting them.
• Mark as Read: Flags email as already opened/seen.
• Filter/Rule: Sorting automation based on sender, subject keywords, labels, etc.
Therefore mapping = a-i, b-iii, c-ii, d-iv.