Sit, or to sit, is a verb.
sit - verb intransitive in - preposition
'Sat' is the past tense and past participle of the verb "to sit".
The part of speech of "sprawled" is a verb. It is the past tense and past participle form of the verb "sprawl," which means to lie or sit with the body and limbs spread out awkwardly.
Here it does the work of a conjunction.
part of speech
The part of speech for this particular word is a noun.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
The part of speech for "explicit" is an adjective.
The part of speech for "twirl" is a verb.
The part of speech for "unfamiliar" is an adjective.