Subjects of study (5)
I believe the answer is:
areas
(Other definitions for areas that I've seen before include "Geographical regions" , "Places" , "Localities" , "Spaces covered by two-dimensional surfaces" , "Zones" .)
I believe the answer is:
areas
(Other definitions for areas that I've seen before include "Geographical regions" , "Places" , "Localities" , "Spaces covered by two-dimensional surfaces" , "Zones" .)