Correct option is B
The correct one-word for the given group of words is (b) elegy.
Elegy: A mournful, melancholic or plaintive poem, especially a funeral song or a lament for the dead.
(Hindi meaning: शोकगीत)
Example: "Elegy Written in a Country Churchyard" by Thomas Gray is a famous elegy.
Meanings of the other options:
· (a)
An account: A report or description of an event or experience (विवरण)
· (c)
A report: A formal or official statement describing a situation (रिपोर्ट)
· (d)
An essay: A short piece of writing on a particular subject (निबंध)