Question

I was visiting my best friend _____ the dental clinic.

Answer 1

Answer:

near or at most probably

Answer 2

Answer:

I was visiting my best friend at the dental clinic.

Explanation:

A ‘preposition’ is a function that is usually linked to the pronouns and nouns. Prepositions are used in ‘phrasal verbs’. Prepositions are information to any ‘noun or verb’ and signify various ‘relationships’ such as time, location, and position.  

Examples of prepositions are: with, about, of, for, since, from to name some. Here in this sentence at has been used to imply a particular location aspect and denote some specific place.