Zones in which interpersonal interactions can take place are known as

Zones in which interpersonal interactions can take place are known as proxemics

Edward Hall, a famous anthropologist coined the term ‘Proxemics. He was interested in understanding how humans use space in communication. Thus, proxemics is about the study how humans using space during their communication with others. It is about how close one stand to someone, whether one touches each other and how comfortable we feel are all part of the study of proxemics.

a. the production of carbon dioxide through the process of photosynthesis