Synonym of MASTERPIECE

Answer: Option D

Sample : a small part or quantity intended to show what the whole is like.
Wonder : a feeling of amazement and admiration, caused by something beautiful, remarkable, or unfamiliar.
Miracle : an extraordinary and welcome event that is not explicable by natural or scientific laws and is therefore attributed to a divine agency.
Model : a particular design or version of a product.
Masterpiece : a piece of work by a craftsman accepted as qualification for membership of a guild as an acknowledged master.

Synonym of Masterpiece is Model