The dog walked across the street, to go to the dog park.
Noun-dog and dog park
Verb-walked
Adj.-across
4-why(why is the dog walking across the street? To get to the dog park )
I'm more than sure your guesses are correct.
In contemporary linguistic usage, the terms standard dialect and standard variety are neutral synonyms for the term standard language, usages which indicate that the standard is one of many dialects and varieties of a language, rather than the totality of the language