When "home" attributes as one adverb, it have the right to modify the verb "stay". There are various other examples, such together "go home",but over there is no expression:
Go to home.
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So ns wonder i beg your pardon one is correct.
People provided to think that prepositions had to come before a noun. However, in 1924 a writer called Otto Jespersen realised the prepositions are constantly prepositions, also if us don"t use them v a noun. He also realised that part prepositions never come before nouns.
It took a long time for human being to readjust their thinking. Now, if friend look in a contemporary grammar such as:The Cambridge Grammar the the English Language huddleston & Pullum, 2002Oxford modern-day English Grammar, Aarts, 2011
... You will view that prepositions space a class of words prefer nouns, verbs and also adjectives. The doesn"t matter what sort of words we uncover them with.
Home in English, is a preposition. There is one more word home i m sorry is a noun. We can use prepositions and preposition phrases together the match of the verb BE:She is inShe is in the bathShe is outShe is insideShe is inside the shopShe is awayShe is aroundShe is aboutShe is abroadShe is home
Prepositions deserve to take various other preposition phrases as a complement. In various other words we frequently use two prepositions together:She is out of touchShe is away from she deskShe is round about somewhereShe is at home
The original Posters examples
The verb STAY typically takes a locative complement. Usually this enhance is a preposition phrase. The word at and also home space both prepositions. The sentences:Stay homeStay at home
... Space both grammatical.
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The preposition to is unusual because we usually have to use it with a noun. So we see:Go come workGo come the shopGo to a concert
The indigenous to can"t generally come before one more preposition:*Go to inside*Go to away*Go to out*Go come abroad*Go come home*Go to at home
Notice, though that if we use the noun home instead of the preposition home, climate we have the right to use the preposition toGo to mine homeGo to different homes in the areaGo to homes before you purchase themI checked out an old individuals home.
Hope this is helpful!