One of the fundamentals of visualization of data lies in the human psychology of how it is perceived such as similarity, proximity, and enclosure. Which of the following best describes the notion of proximity?
a) Elements are perceived as groups depending on the visual characteristics they share— like color or value.
b) The human eye perceives elements to be related based on how close they are to one another.
c) Introduced by Stephan E. Palmer, 1992, the common regions principle shows how enclosing elements in other elements helps people see individual items as distinct groups.
d) Collaboration, with social interaction and multiple interpretations, is fundamental to the analysis and visualization process.