Select the option that can be used as a one-word substitute for the given group of words.

Words written on a tombstone in the memory of the person who has died

epitaph

The correct option is epitaph. It means "a brief inscription on a tombstone, typically in memory of the person buried there." The other options are incorrect.

• Prologue is a preliminary part of a literary work that introduces what is to follow.
• Epilogue is a concluding part of a literary work that follows the main body.
• Stela is a stone slab or pillar with an inscription or relief.