Correct Answer: epitaph

Solution : The second option is the correct choice.

An epitaph specifically refers to the words or inscriptions written on a tombstone or a grave marker in memory of the person who has died. It serves as a brief statement honouring the deceased.

The meanings of other options are as follows:

• An epilogue is a section or speech at the end of a book or play that serves as a comment on or a conclusion to what has happened.
• A stela is an upright stone slab or column, typically bearing a commemorative inscription or relief design.
• Prologue is an introductory section of a literary work or play.

Therefore, the correct answer is epitaph.