An adverb, an adverb of frequency, because it tells how often you did the verb.
The word tell is a verb. It means to narrate something such as a tale.
Adverbs often indicate location, such as "here," "there," and "everywhere." These words provide information about the placement of the action in a sentence.
An adverb.
Location is a noun.
adjective
The word annual is an adjective. Example: we are having our annual meeting.
The word "ending" can function as a noun or an adjective, depending on the context.
Adjective, It tells when.
Exact is an adjective; location is a noun.
Often is an adverb
The phrase "about as bad" functions as an adverbial phrase. It modifies the adjective "bad" to convey the degree or extent to which something is bad.