The five musicians known as the "mighty handful" expressed russia's essence in their music by

The Mighty Handful musicians which comprised of Balakirev and his four composer disciples: Alexander Borodin, Cesar Cui, Modest Mussorgsky, and Nikolai Rimsky-Korsakov. They all centered their songs through Russian folklore, using folk songs as well as utilizing the folk instruments. 

Answer: (d) all the aboveexplanation:

the above mentioned statements talks about the creativity of an artist and to what extend they can utilize and experiment on the objects provided.   differing size and subjects are given so that an image of wisdom is created. displaying a transition from light to dark in something by darkening sections in order to create a shadow. and lastly, putting bits and pieces together to formulate a new image.

Happy }joy }love }those are the words : ) good luck!