I think in this article "best" is used as an adverb. But I am not acquainted with this use of "best". Can anyone clear me on how to use this term being an adverb and the suitable framework with it? These illustrations are from corpora and from resources on the https://vet-recommended-pet-food76318.evawiki.com/9869086/the_aquarium_starter_kit_uae_diaries