Opinions (5)
'opinions' is the definition.
('view' can be a synonym of 'opinion')
This is the entire clue.
(Other definitions for views that I've seen before include "Opinions, perspectives" , "Looks at; opinions" , "What pollsters seek" , "Vistas; opinions" , "Aspects, panoramas" .)
(Other definitions for theories that I've seen before include "premises?" , "General principles or opinions" , "Assumptions" , "Conjectures" , "General principles or possibilities" .)