The collection of poems, in a slim volume, is gleaned from several anthologies of ancient Indian poetry.

Answer: Option A

Gathered : come together; assemble or accumulate.
Extracted : remove or take out, especially by effort or force.
Compiled : produce (a list or book) by assembling information collected from other sources.
Copied : make a similar or identical version of; reproduce.
Gleaned : gather (leftover grain) after a harvest.

Synonym of Gleaned is Gathered