In which sentence is the underlined group of words a prepositional phrase acting as an adverb?

my sister applied on tuesday to a graduate school in england.
my sister is going to write novels.
my sister hopes to be one of the finest novelists in the world.
my sister’s grades gave her a place in the top rank of her class.

My sister applied on Tuesday to a graduate school in England.As a correction I would say that "to a graduate school in England" acts as an adverb as it explains where she applied to ie modifies the verb "applied".

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