The size relationships between parts of an object, or its affects how a viewer will interpret it.
a) values
b) facade
c) proportions
d) colors
e) mass

The correct answer is C. proportions.
The word proportion refers to the size, and how different parts of a particular object work together to make that object look the way it looks. Depending on the proportions of that object, a viewer may or may not like it, based on their personal affinities. 

Where are the following

Ineed the list of artworks and characteristics.