Synonym of PRUNE

Answer: Option B

Lend : grant to (someone) the use of (something) on the understanding that it will be returned.
Reduce : make smaller or less in amount, degree, or size.
Expand : become or make larger or more extensive.
Prolong : extend the duration of.
Prune : reduce the extent of (something) by removing superfluous or unwanted parts.

Synonym of Prune is Reduce