Answer:
Ontology
Step-by-step explanation:
Ontology is derived from Greek words: "onto" meaning 'existence' or 'being real', "logia" meaning 'science' or 'study'.
So, the word ontology can be described as the study of being. It studies the nature and reality of it. This also helps in categorizing the objects. Ontology is the sub-category of the study Metaphysics because of the close relations that they share.
Metaphysics study "the fundamental nature of the reality" and ontology "study the nature of being".
So, according to the definition provided, the concept in which the audience accepts the ideas as true or false is ontology.