Alethiology is the study of ________ ?

A. Science of pleasure and pain
B. Study of algae
C. Study of truth
D. Study of angels

Alethiology literally means ‘the study of truth,’ but can more accurately be translated as ‘the study of the nature of truth. ‘ It could be argued that this is synonymous with epistemology, the study of knowledge, and that dividing the two is mere semantics, but sometimes a distinction is made between the two.